Home / 19,936,387.20-29,904,580.80-10,866,460.80

Finding the Fourth Proportional to 19,936,387.20, 29,904,580.80 and 10,866,460.80

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Solution

The fourth proportional to 19,936,387.20, 29,904,580.80 and 10,866,460.80 is: 16,299,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,387.20 : 29,904,580.80 = 10,866,460.80 : x
  2. Step 2: Convert to fraction form
    19,936,387.20/29,904,580.80 = 10,866,460.80/x
  3. Step 3: Cross multiply
    19,936,387.20x = 29,904,580.80 × 10,866,460.80
  4. Step 4: Simplify right side
    19,936,387.20x = 324,956,955,003,632.69
  5. Step 5: Solve for x
    x = 324,956,955,003,632.69/19,936,387.20
  6. Step 6: Final answer
    x = 16,299,691.20

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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.