Home / 10,684,614.79-15,949,556.02-9,391,773.84

Finding the Fourth Proportional to 10,684,614.79, 15,949,556.02 and 9,391,773.84

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Solution

The fourth proportional to 10,684,614.79, 15,949,556.02 and 9,391,773.84 is: 14,019,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,684,614.79 : 15,949,556.02 = 9,391,773.84 : x
  2. Step 2: Convert to fraction form
    10,684,614.79/15,949,556.02 = 9,391,773.84/x
  3. Step 3: Cross multiply
    10,684,614.79x = 15,949,556.02 × 9,391,773.84
  4. Step 4: Simplify right side
    10,684,614.79x = 149,794,622,988,250.50
  5. Step 5: Solve for x
    x = 149,794,622,988,250.50/10,684,614.79
  6. Step 6: Final answer
    x = 14,019,655.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.