Home / 18,308,052.31-25,266,293.17-10,159,290.31

Finding the Fourth Proportional to 18,308,052.31, 25,266,293.17 and 10,159,290.31

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Solution

The fourth proportional to 18,308,052.31, 25,266,293.17 and 10,159,290.31 is: 14,020,475.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,308,052.31 : 25,266,293.17 = 10,159,290.31 : x
  2. Step 2: Convert to fraction form
    18,308,052.31/25,266,293.17 = 10,159,290.31/x
  3. Step 3: Cross multiply
    18,308,052.31x = 25,266,293.17 × 10,159,290.31
  4. Step 4: Simplify right side
    18,308,052.31x = 256,687,607,371,600.22
  5. Step 5: Solve for x
    x = 256,687,607,371,600.22/18,308,052.31
  6. Step 6: Final answer
    x = 14,020,475.96

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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.