Home / 47,911,379.45-71,867,060.96-15,144,949.90

Finding the Fourth Proportional to 47,911,379.45, 71,867,060.96 and 15,144,949.90

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Solution

The fourth proportional to 47,911,379.45, 71,867,060.96 and 15,144,949.90 is: 22,717,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,911,379.45 : 71,867,060.96 = 15,144,949.90 : x
  2. Step 2: Convert to fraction form
    47,911,379.45/71,867,060.96 = 15,144,949.90/x
  3. Step 3: Cross multiply
    47,911,379.45x = 71,867,060.96 × 15,144,949.90
  4. Step 4: Simplify right side
    47,911,379.45x = 1,088,423,037,916,976
  5. Step 5: Solve for x
    x = 1,088,423,037,916,976/47,911,379.45
  6. Step 6: Final answer
    x = 22,717,422.26

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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.