Home / 63,134,795.43-87,101,929.35-38,345,631.57

Finding the Fourth Proportional to 63,134,795.43, 87,101,929.35 and 38,345,631.57

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Solution

The fourth proportional to 63,134,795.43, 87,101,929.35 and 38,345,631.57 is: 52,902,341.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,134,795.43 : 87,101,929.35 = 38,345,631.57 : x
  2. Step 2: Convert to fraction form
    63,134,795.43/87,101,929.35 = 38,345,631.57/x
  3. Step 3: Cross multiply
    63,134,795.43x = 87,101,929.35 × 38,345,631.57
  4. Step 4: Simplify right side
    63,134,795.43x = 3,339,978,491,891,269.50
  5. Step 5: Solve for x
    x = 3,339,978,491,891,269.50/63,134,795.43
  6. Step 6: Final answer
    x = 52,902,341.24

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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.