Home / 27,960,339.38-38,565,392.18-18,663,221.94

Finding the Fourth Proportional to 27,960,339.38, 38,565,392.18 and 18,663,221.94

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Solution

The fourth proportional to 27,960,339.38, 38,565,392.18 and 18,663,221.94 is: 25,741,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,960,339.38 : 38,565,392.18 = 18,663,221.94 : x
  2. Step 2: Convert to fraction form
    27,960,339.38/38,565,392.18 = 18,663,221.94/x
  3. Step 3: Cross multiply
    27,960,339.38x = 38,565,392.18 × 18,663,221.94
  4. Step 4: Simplify right side
    27,960,339.38x = 719,754,473,458,480.50
  5. Step 5: Solve for x
    x = 719,754,473,458,480.50/27,960,339.38
  6. Step 6: Final answer
    x = 25,741,979.15

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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.