Home / 10,138,379.10-15,207,437.43-2,462,086.86

Finding the Fourth Proportional to 10,138,379.10, 15,207,437.43 and 2,462,086.86

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Solution

The fourth proportional to 10,138,379.10, 15,207,437.43 and 2,462,086.86 is: 3,693,098.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,138,379.10 : 15,207,437.43 = 2,462,086.86 : x
  2. Step 2: Convert to fraction form
    10,138,379.10/15,207,437.43 = 2,462,086.86/x
  3. Step 3: Cross multiply
    10,138,379.10x = 15,207,437.43 × 2,462,086.86
  4. Step 4: Simplify right side
    10,138,379.10x = 37,442,031,870,675.16
  5. Step 5: Solve for x
    x = 37,442,031,870,675.16/10,138,379.10
  6. Step 6: Final answer
    x = 3,693,098.42

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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.