Home / 10,718,114.60-16,077,171.90-7,316,892.20

Finding the Fourth Proportional to 10,718,114.60, 16,077,171.90 and 7,316,892.20

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Solution

The fourth proportional to 10,718,114.60, 16,077,171.90 and 7,316,892.20 is: 10,975,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718,114.60 : 16,077,171.90 = 7,316,892.20 : x
  2. Step 2: Convert to fraction form
    10,718,114.60/16,077,171.90 = 7,316,892.20/x
  3. Step 3: Cross multiply
    10,718,114.60x = 16,077,171.90 × 7,316,892.20
  4. Step 4: Simplify right side
    10,718,114.60x = 117,634,933,673,169.19
  5. Step 5: Solve for x
    x = 117,634,933,673,169.19/10,718,114.60
  6. Step 6: Final answer
    x = 10,975,338.30

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Double scale
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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.