Home / 27,138,167.80-40,707,251.70-25,878,455.80

Finding the Fourth Proportional to 27,138,167.80, 40,707,251.70 and 25,878,455.80

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Solution

The fourth proportional to 27,138,167.80, 40,707,251.70 and 25,878,455.80 is: 38,817,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,138,167.80 : 40,707,251.70 = 25,878,455.80 : x
  2. Step 2: Convert to fraction form
    27,138,167.80/40,707,251.70 = 25,878,455.80/x
  3. Step 3: Cross multiply
    27,138,167.80x = 40,707,251.70 × 25,878,455.80
  4. Step 4: Simplify right side
    27,138,167.80x = 1,053,440,813,857,925
  5. Step 5: Solve for x
    x = 1,053,440,813,857,925/27,138,167.80
  6. Step 6: Final answer
    x = 38,817,683.70

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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.