Home / 8,510,143.38-11,743,519.56-4,839,952.79

Finding the Fourth Proportional to 8,510,143.38, 11,743,519.56 and 4,839,952.79

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Solution

The fourth proportional to 8,510,143.38, 11,743,519.56 and 4,839,952.79 is: 6,678,862.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,510,143.38 : 11,743,519.56 = 4,839,952.79 : x
  2. Step 2: Convert to fraction form
    8,510,143.38/11,743,519.56 = 4,839,952.79/x
  3. Step 3: Cross multiply
    8,510,143.38x = 11,743,519.56 × 4,839,952.79
  4. Step 4: Simplify right side
    8,510,143.38x = 56,838,080,200,123.98
  5. Step 5: Solve for x
    x = 56,838,080,200,123.98/8,510,143.38
  6. Step 6: Final answer
    x = 6,678,862.82

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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.