Home / 52,428,003.70-78,642,005.55-34,288,150.90

Finding the Fourth Proportional to 52,428,003.70, 78,642,005.55 and 34,288,150.90

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Solution

The fourth proportional to 52,428,003.70, 78,642,005.55 and 34,288,150.90 is: 51,432,226.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,428,003.70 : 78,642,005.55 = 34,288,150.90 : x
  2. Step 2: Convert to fraction form
    52,428,003.70/78,642,005.55 = 34,288,150.90/x
  3. Step 3: Cross multiply
    52,428,003.70x = 78,642,005.55 × 34,288,150.90
  4. Step 4: Simplify right side
    52,428,003.70x = 2,696,488,953,377,037.50
  5. Step 5: Solve for x
    x = 2,696,488,953,377,037.50/52,428,003.70
  6. Step 6: Final answer
    x = 51,432,226.35

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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.