Home / 52,054,257.76-71,834,882.40-28,850,882.72

Finding the Fourth Proportional to 52,054,257.76, 71,834,882.40 and 28,850,882.72

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Solution

The fourth proportional to 52,054,257.76, 71,834,882.40 and 28,850,882.72 is: 39,814,221.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,054,257.76 : 71,834,882.40 = 28,850,882.72 : x
  2. Step 2: Convert to fraction form
    52,054,257.76/71,834,882.40 = 28,850,882.72/x
  3. Step 3: Cross multiply
    52,054,257.76x = 71,834,882.40 × 28,850,882.72
  4. Step 4: Simplify right side
    52,054,257.76x = 2,072,499,767,327,392.25
  5. Step 5: Solve for x
    x = 2,072,499,767,327,392.25/52,054,257.76
  6. Step 6: Final answer
    x = 39,814,221.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.