Home / 11,688,046.60-17,532,069.90-7,656,968.20

Finding the Fourth Proportional to 11,688,046.60, 17,532,069.90 and 7,656,968.20

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Solution

The fourth proportional to 11,688,046.60, 17,532,069.90 and 7,656,968.20 is: 11,485,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,046.60 : 17,532,069.90 = 7,656,968.20 : x
  2. Step 2: Convert to fraction form
    11,688,046.60/17,532,069.90 = 7,656,968.20/x
  3. Step 3: Cross multiply
    11,688,046.60x = 17,532,069.90 × 7,656,968.20
  4. Step 4: Simplify right side
    11,688,046.60x = 134,242,501,704,477.17
  5. Step 5: Solve for x
    x = 134,242,501,704,477.17/11,688,046.60
  6. Step 6: Final answer
    x = 11,485,452.30

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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.