Home / 72,179,402.50-108,225,865.39-22,974,000.21

Finding the Fourth Proportional to 72,179,402.50, 108,225,865.39 and 22,974,000.21

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Solution

The fourth proportional to 72,179,402.50, 108,225,865.39 and 22,974,000.21 is: 34,447,237.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,179,402.50 : 108,225,865.39 = 22,974,000.21 : x
  2. Step 2: Convert to fraction form
    72,179,402.50/108,225,865.39 = 22,974,000.21/x
  3. Step 3: Cross multiply
    72,179,402.50x = 108,225,865.39 × 22,974,000.21
  4. Step 4: Simplify right side
    72,179,402.50x = 2,486,381,054,197,292
  5. Step 5: Solve for x
    x = 2,486,381,054,197,292/72,179,402.50
  6. Step 6: Final answer
    x = 34,447,237.97

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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.