Home / 15,278,296.52-22,917,111.86-7,186,787.14

Finding the Fourth Proportional to 15,278,296.52, 22,917,111.86 and 7,186,787.14

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Solution

The fourth proportional to 15,278,296.52, 22,917,111.86 and 7,186,787.14 is: 10,780,024.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278,296.52 : 22,917,111.86 = 7,186,787.14 : x
  2. Step 2: Convert to fraction form
    15,278,296.52/22,917,111.86 = 7,186,787.14/x
  3. Step 3: Cross multiply
    15,278,296.52x = 22,917,111.86 × 7,186,787.14
  4. Step 4: Simplify right side
    15,278,296.52x = 164,700,404,801,389.47
  5. Step 5: Solve for x
    x = 164,700,404,801,389.47/15,278,296.52
  6. Step 6: Final answer
    x = 10,780,024.11

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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.