Home / 31,392,921.60-47,119,449.60-16,257,715.20

Finding the Fourth Proportional to 31,392,921.60, 47,119,449.60 and 16,257,715.20

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Solution

The fourth proportional to 31,392,921.60, 47,119,449.60 and 16,257,715.20 is: 24,402,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,392,921.60 : 47,119,449.60 = 16,257,715.20 : x
  2. Step 2: Convert to fraction form
    31,392,921.60/47,119,449.60 = 16,257,715.20/x
  3. Step 3: Cross multiply
    31,392,921.60x = 47,119,449.60 × 16,257,715.20
  4. Step 4: Simplify right side
    31,392,921.60x = 766,054,591,977,553.88
  5. Step 5: Solve for x
    x = 766,054,591,977,553.88/31,392,921.60
  6. Step 6: Final answer
    x = 24,402,143.95

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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.