Home / 27,725,488.70-38,261,002.11-15,335,360.18

Finding the Fourth Proportional to 27,725,488.70, 38,261,002.11 and 15,335,360.18

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Solution

The fourth proportional to 27,725,488.70, 38,261,002.11 and 15,335,360.18 is: 21,162,701.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,725,488.70 : 38,261,002.11 = 15,335,360.18 : x
  2. Step 2: Convert to fraction form
    27,725,488.70/38,261,002.11 = 15,335,360.18/x
  3. Step 3: Cross multiply
    27,725,488.70x = 38,261,002.11 × 15,335,360.18
  4. Step 4: Simplify right side
    27,725,488.70x = 586,746,248,204,590
  5. Step 5: Solve for x
    x = 586,746,248,204,590/27,725,488.70
  6. Step 6: Final answer
    x = 21,162,701.75

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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.