Home / 27,696,081.74-38,218,591.26-15,306,026.90

Finding the Fourth Proportional to 27,696,081.74, 38,218,591.26 and 15,306,026.90

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Solution

The fourth proportional to 27,696,081.74, 38,218,591.26 and 15,306,026.90 is: 21,121,210.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,696,081.74 : 38,218,591.26 = 15,306,026.90 : x
  2. Step 2: Convert to fraction form
    27,696,081.74/38,218,591.26 = 15,306,026.90/x
  3. Step 3: Cross multiply
    27,696,081.74x = 38,218,591.26 × 15,306,026.90
  4. Step 4: Simplify right side
    27,696,081.74x = 584,974,785,905,664.88
  5. Step 5: Solve for x
    x = 584,974,785,905,664.88/27,696,081.74
  6. Step 6: Final answer
    x = 21,121,210.99

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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.