Home / 30,471,253.23-45,696,251.02-13,422,625.95

Finding the Fourth Proportional to 30,471,253.23, 45,696,251.02 and 13,422,625.95

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Solution

The fourth proportional to 30,471,253.23, 45,696,251.02 and 13,422,625.95 is: 20,129,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,471,253.23 : 45,696,251.02 = 13,422,625.95 : x
  2. Step 2: Convert to fraction form
    30,471,253.23/45,696,251.02 = 13,422,625.95/x
  3. Step 3: Cross multiply
    30,471,253.23x = 45,696,251.02 × 13,422,625.95
  4. Step 4: Simplify right side
    30,471,253.23x = 613,363,684,758,766
  5. Step 5: Solve for x
    x = 613,363,684,758,766/30,471,253.23
  6. Step 6: Final answer
    x = 20,129,256.91

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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.