Home / 52,177,167.69-71,988,344.19-30,142,627.35

Finding the Fourth Proportional to 52,177,167.69, 71,988,344.19 and 30,142,627.35

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Solution

The fourth proportional to 52,177,167.69, 71,988,344.19 and 30,142,627.35 is: 41,587,497.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,177,167.69 : 71,988,344.19 = 30,142,627.35 : x
  2. Step 2: Convert to fraction form
    52,177,167.69/71,988,344.19 = 30,142,627.35/x
  3. Step 3: Cross multiply
    52,177,167.69x = 71,988,344.19 × 30,142,627.35
  4. Step 4: Simplify right side
    52,177,167.69x = 2,169,917,832,462,707.75
  5. Step 5: Solve for x
    x = 2,169,917,832,462,707.75/52,177,167.69
  6. Step 6: Final answer
    x = 41,587,497.53

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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.