Home / 31,948,080.10-47,894,126.55-19,155,004.90

Finding the Fourth Proportional to 31,948,080.10, 47,894,126.55 and 19,155,004.90

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Solution

The fourth proportional to 31,948,080.10, 47,894,126.55 and 19,155,004.90 is: 28,715,723.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,948,080.10 : 47,894,126.55 = 19,155,004.90 : x
  2. Step 2: Convert to fraction form
    31,948,080.10/47,894,126.55 = 19,155,004.90/x
  3. Step 3: Cross multiply
    31,948,080.10x = 47,894,126.55 × 19,155,004.90
  4. Step 4: Simplify right side
    31,948,080.10x = 917,412,228,746,470
  5. Step 5: Solve for x
    x = 917,412,228,746,470/31,948,080.10
  6. Step 6: Final answer
    x = 28,715,723.32

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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.