Home / 51,119,049.57-76,621,776.13-38,948,387.28

Finding the Fourth Proportional to 51,119,049.57, 76,621,776.13 and 38,948,387.28

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Solution

The fourth proportional to 51,119,049.57, 76,621,776.13 and 38,948,387.28 is: 58,379,305.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,119,049.57 : 76,621,776.13 = 38,948,387.28 : x
  2. Step 2: Convert to fraction form
    51,119,049.57/76,621,776.13 = 38,948,387.28/x
  3. Step 3: Cross multiply
    51,119,049.57x = 76,621,776.13 × 38,948,387.28
  4. Step 4: Simplify right side
    51,119,049.57x = 2,984,294,610,792,699.50
  5. Step 5: Solve for x
    x = 2,984,294,610,792,699.50/51,119,049.57
  6. Step 6: Final answer
    x = 58,379,305.48

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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.