Home / 27,725,488.20-38,261,001.42-15,335,359.68

Finding the Fourth Proportional to 27,725,488.20, 38,261,001.42 and 15,335,359.68

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Solution

The fourth proportional to 27,725,488.20, 38,261,001.42 and 15,335,359.68 is: 21,162,701.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,725,488.20 : 38,261,001.42 = 15,335,359.68 : x
  2. Step 2: Convert to fraction form
    27,725,488.20/38,261,001.42 = 15,335,359.68/x
  3. Step 3: Cross multiply
    27,725,488.20x = 38,261,001.42 × 15,335,359.68
  4. Step 4: Simplify right side
    27,725,488.20x = 586,746,218,492,690.75
  5. Step 5: Solve for x
    x = 586,746,218,492,690.75/27,725,488.20
  6. Step 6: Final answer
    x = 21,162,701.06

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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.