Home / 53,995,376.73-80,996,656.56-18,976,255.71

Finding the Fourth Proportional to 53,995,376.73, 80,996,656.56 and 18,976,255.71

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Solution

The fourth proportional to 53,995,376.73, 80,996,656.56 and 18,976,255.71 is: 28,465,645.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,995,376.73 : 80,996,656.56 = 18,976,255.71 : x
  2. Step 2: Convert to fraction form
    53,995,376.73/80,996,656.56 = 18,976,255.71/x
  3. Step 3: Cross multiply
    53,995,376.73x = 80,996,656.56 × 18,976,255.71
  4. Step 4: Simplify right side
    53,995,376.73x = 1,537,013,266,537,609
  5. Step 5: Solve for x
    x = 1,537,013,266,537,609/53,995,376.73
  6. Step 6: Final answer
    x = 28,465,645.76

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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.