Home / 27,736,176.52-38,275,714.74-15,513,034.12

Finding the Fourth Proportional to 27,736,176.52, 38,275,714.74 and 15,513,034.12

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Solution

The fourth proportional to 27,736,176.52, 38,275,714.74 and 15,513,034.12 is: 21,407,870.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736,176.52 : 38,275,714.74 = 15,513,034.12 : x
  2. Step 2: Convert to fraction form
    27,736,176.52/38,275,714.74 = 15,513,034.12/x
  3. Step 3: Cross multiply
    27,736,176.52x = 38,275,714.74 × 15,513,034.12
  4. Step 4: Simplify right side
    27,736,176.52x = 593,772,468,729,006.88
  5. Step 5: Solve for x
    x = 593,772,468,729,006.88/27,736,176.52
  6. Step 6: Final answer
    x = 21,407,870.27

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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.