Home / 8,064,812.30-12,097,218.45-7,318,316.30

Finding the Fourth Proportional to 8,064,812.30, 12,097,218.45 and 7,318,316.30

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Solution

The fourth proportional to 8,064,812.30, 12,097,218.45 and 7,318,316.30 is: 10,977,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,812.30 : 12,097,218.45 = 7,318,316.30 : x
  2. Step 2: Convert to fraction form
    8,064,812.30/12,097,218.45 = 7,318,316.30/x
  3. Step 3: Cross multiply
    8,064,812.30x = 12,097,218.45 × 7,318,316.30
  4. Step 4: Simplify right side
    8,064,812.30x = 88,531,270,967,295.73
  5. Step 5: Solve for x
    x = 88,531,270,967,295.73/8,064,812.30
  6. Step 6: Final answer
    x = 10,977,474.45

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Double scale
Find fourth proportional to 8,064,813.30, 12,097,219.95 and 7,318,317.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.