Home / 7,924,231.28-10,935,479.51-4,487,142.08

Finding the Fourth Proportional to 7,924,231.28, 10,935,479.51 and 4,487,142.08

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Solution

The fourth proportional to 7,924,231.28, 10,935,479.51 and 4,487,142.08 is: 6,192,278.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,924,231.28 : 10,935,479.51 = 4,487,142.08 : x
  2. Step 2: Convert to fraction form
    7,924,231.28/10,935,479.51 = 4,487,142.08/x
  3. Step 3: Cross multiply
    7,924,231.28x = 10,935,479.51 × 4,487,142.08
  4. Step 4: Simplify right side
    7,924,231.28x = 49,069,050,197,185.68
  5. Step 5: Solve for x
    x = 49,069,050,197,185.68/7,924,231.28
  6. Step 6: Final answer
    x = 6,192,278.91

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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.