Home / 8,064,418.80-12,096,628.40-8,008,431.60

Finding the Fourth Proportional to 8,064,418.80, 12,096,628.40 and 8,008,431.60

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Solution

The fourth proportional to 8,064,418.80, 12,096,628.40 and 8,008,431.60 is: 12,012,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,418.80 : 12,096,628.40 = 8,008,431.60 : x
  2. Step 2: Convert to fraction form
    8,064,418.80/12,096,628.40 = 8,008,431.60/x
  3. Step 3: Cross multiply
    8,064,418.80x = 12,096,628.40 × 8,008,431.60
  4. Step 4: Simplify right side
    8,064,418.80x = 96,875,021,132,017.44
  5. Step 5: Solve for x
    x = 96,875,021,132,017.44/8,064,418.80
  6. Step 6: Final answer
    x = 12,012,647.60

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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.