Home / 7,924,142.90-10,935,357.54-4,487,053.70

Finding the Fourth Proportional to 7,924,142.90, 10,935,357.54 and 4,487,053.70

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Solution

The fourth proportional to 7,924,142.90, 10,935,357.54 and 4,487,053.70 is: 6,192,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924,142.90 : 10,935,357.54 = 4,487,053.70 : x
  2. Step 2: Convert to fraction form
    7,924,142.90/10,935,357.54 = 4,487,053.70/x
  3. Step 3: Cross multiply
    7,924,142.90x = 10,935,357.54 × 4,487,053.70
  4. Step 4: Simplify right side
    7,924,142.90x = 49,067,536,510,679.90
  5. Step 5: Solve for x
    x = 49,067,536,510,679.90/7,924,142.90
  6. Step 6: Final answer
    x = 6,192,156.95

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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.