Home / 40,416,128.20-60,618,287.40-11,659,265.20

Finding the Fourth Proportional to 40,416,128.20, 60,618,287.40 and 11,659,265.20

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Solution

The fourth proportional to 40,416,128.20, 60,618,287.40 and 11,659,265.20 is: 17,487,194.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,416,128.20 : 60,618,287.40 = 11,659,265.20 : x
  2. Step 2: Convert to fraction form
    40,416,128.20/60,618,287.40 = 11,659,265.20/x
  3. Step 3: Cross multiply
    40,416,128.20x = 60,618,287.40 × 11,659,265.20
  4. Step 4: Simplify right side
    40,416,128.20x = 706,764,688,766,418.38
  5. Step 5: Solve for x
    x = 706,764,688,766,418.38/40,416,128.20
  6. Step 6: Final answer
    x = 17,487,194.35

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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.