Home / 50,745,561.13-76,101,282.28-18,390,689.47

Finding the Fourth Proportional to 50,745,561.13, 76,101,282.28 and 18,390,689.47

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Solution

The fourth proportional to 50,745,561.13, 76,101,282.28 and 18,390,689.47 is: 27,579,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,745,561.13 : 76,101,282.28 = 18,390,689.47 : x
  2. Step 2: Convert to fraction form
    50,745,561.13/76,101,282.28 = 18,390,689.47/x
  3. Step 3: Cross multiply
    50,745,561.13x = 76,101,282.28 × 18,390,689.47
  4. Step 4: Simplify right side
    50,745,561.13x = 1,399,555,050,680,293.50
  5. Step 5: Solve for x
    x = 1,399,555,050,680,293.50/50,745,561.13
  6. Step 6: Final answer
    x = 27,579,851.71

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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.