Home / 48,288,971.76-72,433,895.51-13,745,359.95

Finding the Fourth Proportional to 48,288,971.76, 72,433,895.51 and 13,745,359.95

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Solution

The fourth proportional to 48,288,971.76, 72,433,895.51 and 13,745,359.95 is: 20,618,164.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,288,971.76 : 72,433,895.51 = 13,745,359.95 : x
  2. Step 2: Convert to fraction form
    48,288,971.76/72,433,895.51 = 13,745,359.95/x
  3. Step 3: Cross multiply
    48,288,971.76x = 72,433,895.51 × 13,745,359.95
  4. Step 4: Simplify right side
    48,288,971.76x = 995,629,966,128,375.12
  5. Step 5: Solve for x
    x = 995,629,966,128,375.12/48,288,971.76
  6. Step 6: Final answer
    x = 20,618,164.56

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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.