Home / 10,728,023.10-16,092,034.65-8,602,259.10

Finding the Fourth Proportional to 10,728,023.10, 16,092,034.65 and 8,602,259.10

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Solution

The fourth proportional to 10,728,023.10, 16,092,034.65 and 8,602,259.10 is: 12,903,388.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728,023.10 : 16,092,034.65 = 8,602,259.10 : x
  2. Step 2: Convert to fraction form
    10,728,023.10/16,092,034.65 = 8,602,259.10/x
  3. Step 3: Cross multiply
    10,728,023.10x = 16,092,034.65 × 8,602,259.10
  4. Step 4: Simplify right side
    10,728,023.10x = 138,427,851,505,477.81
  5. Step 5: Solve for x
    x = 138,427,851,505,477.81/10,728,023.10
  6. Step 6: Final answer
    x = 12,903,388.65

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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.