Home / 31,931,454.30-47,842,069.05-14,857,107.90

Finding the Fourth Proportional to 31,931,454.30, 47,842,069.05 and 14,857,107.90

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Solution

The fourth proportional to 31,931,454.30, 47,842,069.05 and 14,857,107.90 is: 22,260,019.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,931,454.30 : 47,842,069.05 = 14,857,107.90 : x
  2. Step 2: Convert to fraction form
    31,931,454.30/47,842,069.05 = 14,857,107.90/x
  3. Step 3: Cross multiply
    31,931,454.30x = 47,842,069.05 × 14,857,107.90
  4. Step 4: Simplify right side
    31,931,454.30x = 710,794,782,035,100.50
  5. Step 5: Solve for x
    x = 710,794,782,035,100.50/31,931,454.30
  6. Step 6: Final answer
    x = 22,260,019.08

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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.