Home / 15,278,300.52-22,917,117.87-7,186,791.15

Finding the Fourth Proportional to 15,278,300.52, 22,917,117.87 and 7,186,791.15

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Solution

The fourth proportional to 15,278,300.52, 22,917,117.87 and 7,186,791.15 is: 10,780,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278,300.52 : 22,917,117.87 = 7,186,791.15 : x
  2. Step 2: Convert to fraction form
    15,278,300.52/22,917,117.87 = 7,186,791.15/x
  3. Step 3: Cross multiply
    15,278,300.52x = 22,917,117.87 × 7,186,791.15
  4. Step 4: Simplify right side
    15,278,300.52x = 164,700,539,891,622.88
  5. Step 5: Solve for x
    x = 164,700,539,891,622.88/15,278,300.52
  6. Step 6: Final answer
    x = 10,780,030.13

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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.