Home / 18,951,466.81-28,426,078.02-5,304,310.71

Finding the Fourth Proportional to 18,951,466.81, 28,426,078.02 and 5,304,310.71

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Solution

The fourth proportional to 18,951,466.81, 28,426,078.02 and 5,304,310.71 is: 7,956,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,951,466.81 : 28,426,078.02 = 5,304,310.71 : x
  2. Step 2: Convert to fraction form
    18,951,466.81/28,426,078.02 = 5,304,310.71/x
  3. Step 3: Cross multiply
    18,951,466.81x = 28,426,078.02 × 5,304,310.71
  4. Step 4: Simplify right side
    18,951,466.81x = 150,780,750,084,781.59
  5. Step 5: Solve for x
    x = 150,780,750,084,781.59/18,951,466.81
  6. Step 6: Final answer
    x = 7,956,151.97

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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.