Home / 29,215,007.40-43,822,511.10-28,098,981.30

Finding the Fourth Proportional to 29,215,007.40, 43,822,511.10 and 28,098,981.30

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Solution

The fourth proportional to 29,215,007.40, 43,822,511.10 and 28,098,981.30 is: 42,148,471.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215,007.40 : 43,822,511.10 = 28,098,981.30 : x
  2. Step 2: Convert to fraction form
    29,215,007.40/43,822,511.10 = 28,098,981.30/x
  3. Step 3: Cross multiply
    29,215,007.40x = 43,822,511.10 × 28,098,981.30
  4. Step 4: Simplify right side
    29,215,007.40x = 1,231,367,919,917,942.50
  5. Step 5: Solve for x
    x = 1,231,367,919,917,942.50/29,215,007.40
  6. Step 6: Final answer
    x = 42,148,471.95

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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.