Home / 20,039,470.25-27,654,522.06-10,872,113

Finding the Fourth Proportional to 20,039,470.25, 27,654,522.06 and 10,872,113

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Solution

The fourth proportional to 20,039,470.25, 27,654,522.06 and 10,872,113 is: 15,003,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,039,470.25 : 27,654,522.06 = 10,872,113 : x
  2. Step 2: Convert to fraction form
    20,039,470.25/27,654,522.06 = 10,872,113/x
  3. Step 3: Cross multiply
    20,039,470.25x = 27,654,522.06 × 10,872,113
  4. Step 4: Simplify right side
    20,039,470.25x = 300,663,088,797,312.75
  5. Step 5: Solve for x
    x = 300,663,088,797,312.75/20,039,470.25
  6. Step 6: Final answer
    x = 15,003,544.76

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1.5x scale

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.