Home / 21,268,227.28-29,350,273.17-12,100,870.03

Finding the Fourth Proportional to 21,268,227.28, 29,350,273.17 and 12,100,870.03

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Solution

The fourth proportional to 21,268,227.28, 29,350,273.17 and 12,100,870.03 is: 16,699,268.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,268,227.28 : 29,350,273.17 = 12,100,870.03 : x
  2. Step 2: Convert to fraction form
    21,268,227.28/29,350,273.17 = 12,100,870.03/x
  3. Step 3: Cross multiply
    21,268,227.28x = 29,350,273.17 × 12,100,870.03
  4. Step 4: Simplify right side
    21,268,227.28x = 355,163,840,975,166.12
  5. Step 5: Solve for x
    x = 355,163,840,975,166.12/21,268,227.28
  6. Step 6: Final answer
    x = 16,699,268.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.