Home / 18,570,338.64-27,863,381.52-8,992,853.28

Finding the Fourth Proportional to 18,570,338.64, 27,863,381.52 and 8,992,853.28

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Solution

The fourth proportional to 18,570,338.64, 27,863,381.52 and 8,992,853.28 is: 13,493,092.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570,338.64 : 27,863,381.52 = 8,992,853.28 : x
  2. Step 2: Convert to fraction form
    18,570,338.64/27,863,381.52 = 8,992,853.28/x
  3. Step 3: Cross multiply
    18,570,338.64x = 27,863,381.52 × 8,992,853.28
  4. Step 4: Simplify right side
    18,570,338.64x = 250,571,301,894,023.38
  5. Step 5: Solve for x
    x = 250,571,301,894,023.38/18,570,338.64
  6. Step 6: Final answer
    x = 13,493,092.76

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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.