Home / 18,787,150.10-28,181,470.36-8,936,848.04

Finding the Fourth Proportional to 18,787,150.10, 28,181,470.36 and 8,936,848.04

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Solution

The fourth proportional to 18,787,150.10, 28,181,470.36 and 8,936,848.04 is: 13,405,626.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,787,150.10 : 28,181,470.36 = 8,936,848.04 : x
  2. Step 2: Convert to fraction form
    18,787,150.10/28,181,470.36 = 8,936,848.04/x
  3. Step 3: Cross multiply
    18,787,150.10x = 28,181,470.36 × 8,936,848.04
  4. Step 4: Simplify right side
    18,787,150.10x = 251,853,518,151,084.06
  5. Step 5: Solve for x
    x = 251,853,518,151,084.06/18,787,150.10
  6. Step 6: Final answer
    x = 13,405,626.55

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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.