Home / 15,887,939.20-23,813,246.40-7,350,241.12

Finding the Fourth Proportional to 15,887,939.20, 23,813,246.40 and 7,350,241.12

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Solution

The fourth proportional to 15,887,939.20, 23,813,246.40 and 7,350,241.12 is: 11,016,727.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887,939.20 : 23,813,246.40 = 7,350,241.12 : x
  2. Step 2: Convert to fraction form
    15,887,939.20/23,813,246.40 = 7,350,241.12/x
  3. Step 3: Cross multiply
    15,887,939.20x = 23,813,246.40 × 7,350,241.12
  4. Step 4: Simplify right side
    15,887,939.20x = 175,033,102,889,971.97
  5. Step 5: Solve for x
    x = 175,033,102,889,971.97/15,887,939.20
  6. Step 6: Final answer
    x = 11,016,727.89

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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.