Home / 31,344,420.48-43,256,382.57-17,406,008.88

Finding the Fourth Proportional to 31,344,420.48, 43,256,382.57 and 17,406,008.88

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Solution

The fourth proportional to 31,344,420.48, 43,256,382.57 and 17,406,008.88 is: 24,020,893.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,344,420.48 : 43,256,382.57 = 17,406,008.88 : x
  2. Step 2: Convert to fraction form
    31,344,420.48/43,256,382.57 = 17,406,008.88/x
  3. Step 3: Cross multiply
    31,344,420.48x = 43,256,382.57 × 17,406,008.88
  4. Step 4: Simplify right side
    31,344,420.48x = 752,920,979,130,097.12
  5. Step 5: Solve for x
    x = 752,920,979,130,097.12/31,344,420.48
  6. Step 6: Final answer
    x = 24,020,893.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.