Home / 10,601,332.20-15,901,998.30-3,869,965.80

Finding the Fourth Proportional to 10,601,332.20, 15,901,998.30 and 3,869,965.80

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Solution

The fourth proportional to 10,601,332.20, 15,901,998.30 and 3,869,965.80 is: 5,804,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601,332.20 : 15,901,998.30 = 3,869,965.80 : x
  2. Step 2: Convert to fraction form
    10,601,332.20/15,901,998.30 = 3,869,965.80/x
  3. Step 3: Cross multiply
    10,601,332.20x = 15,901,998.30 × 3,869,965.80
  4. Step 4: Simplify right side
    10,601,332.20x = 61,540,189,572,658.14
  5. Step 5: Solve for x
    x = 61,540,189,572,658.14/10,601,332.20
  6. Step 6: Final answer
    x = 5,804,948.70

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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.