Home / 10,898,633.38-16,347,940.17-5,140,023.70

Finding the Fourth Proportional to 10,898,633.38, 16,347,940.17 and 5,140,023.70

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Solution

The fourth proportional to 10,898,633.38, 16,347,940.17 and 5,140,023.70 is: 7,710,030.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898,633.38 : 16,347,940.17 = 5,140,023.70 : x
  2. Step 2: Convert to fraction form
    10,898,633.38/16,347,940.17 = 5,140,023.70/x
  3. Step 3: Cross multiply
    10,898,633.38x = 16,347,940.17 × 5,140,023.70
  4. Step 4: Simplify right side
    10,898,633.38x = 84,028,799,919,982.03
  5. Step 5: Solve for x
    x = 84,028,799,919,982.03/10,898,633.38
  6. Step 6: Final answer
    x = 7,710,030.88

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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.