Home / 71,338,161.72-106,932,437.22-34,896,248.76

Finding the Fourth Proportional to 71,338,161.72, 106,932,437.22 and 34,896,248.76

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Solution

The fourth proportional to 71,338,161.72, 106,932,437.22 and 34,896,248.76 is: 52,307,780.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,338,161.72 : 106,932,437.22 = 34,896,248.76 : x
  2. Step 2: Convert to fraction form
    71,338,161.72/106,932,437.22 = 34,896,248.76/x
  3. Step 3: Cross multiply
    71,338,161.72x = 106,932,437.22 × 34,896,248.76
  4. Step 4: Simplify right side
    71,338,161.72x = 3,731,540,929,742,202.50
  5. Step 5: Solve for x
    x = 3,731,540,929,742,202.50/71,338,161.72
  6. Step 6: Final answer
    x = 52,307,780.85

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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.