Home / 16,481,541.60-24,726,070.80-5,123,138.40

Finding the Fourth Proportional to 16,481,541.60, 24,726,070.80 and 5,123,138.40

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Solution

The fourth proportional to 16,481,541.60, 24,726,070.80 and 5,123,138.40 is: 7,685,875.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481,541.60 : 24,726,070.80 = 5,123,138.40 : x
  2. Step 2: Convert to fraction form
    16,481,541.60/24,726,070.80 = 5,123,138.40/x
  3. Step 3: Cross multiply
    16,481,541.60x = 24,726,070.80 × 5,123,138.40
  4. Step 4: Simplify right side
    16,481,541.60x = 126,675,082,796,598.73
  5. Step 5: Solve for x
    x = 126,675,082,796,598.73/16,481,541.60
  6. Step 6: Final answer
    x = 7,685,875.86

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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.