Home / 18,684,155.60-28,026,233.40-18,264,251.60

Finding the Fourth Proportional to 18,684,155.60, 28,026,233.40 and 18,264,251.60

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Solution

The fourth proportional to 18,684,155.60, 28,026,233.40 and 18,264,251.60 is: 27,396,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,684,155.60 : 28,026,233.40 = 18,264,251.60 : x
  2. Step 2: Convert to fraction form
    18,684,155.60/28,026,233.40 = 18,264,251.60/x
  3. Step 3: Cross multiply
    18,684,155.60x = 28,026,233.40 × 18,264,251.60
  4. Step 4: Simplify right side
    18,684,155.60x = 511,878,178,217,923.44
  5. Step 5: Solve for x
    x = 511,878,178,217,923.44/18,684,155.60
  6. Step 6: Final answer
    x = 27,396,377.40

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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.