Home / 48,018,446.38-66,273,829.59-28,450,351.90

Finding the Fourth Proportional to 48,018,446.38, 66,273,829.59 and 28,450,351.90

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Solution

The fourth proportional to 48,018,446.38, 66,273,829.59 and 28,450,351.90 is: 39,266,446.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,018,446.38 : 66,273,829.59 = 28,450,351.90 : x
  2. Step 2: Convert to fraction form
    48,018,446.38/66,273,829.59 = 28,450,351.90/x
  3. Step 3: Cross multiply
    48,018,446.38x = 66,273,829.59 × 28,450,351.90
  4. Step 4: Simplify right side
    48,018,446.38x = 1,885,513,773,596,132.75
  5. Step 5: Solve for x
    x = 1,885,513,773,596,132.75/48,018,446.38
  6. Step 6: Final answer
    x = 39,266,446.87

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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.