Home / 7,517,711.77-10,374,447.63-4,079,952.80

Finding the Fourth Proportional to 7,517,711.77, 10,374,447.63 and 4,079,952.80

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Solution

The fourth proportional to 7,517,711.77, 10,374,447.63 and 4,079,952.80 is: 5,630,337.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,711.77 : 10,374,447.63 = 4,079,952.80 : x
  2. Step 2: Convert to fraction form
    7,517,711.77/10,374,447.63 = 4,079,952.80/x
  3. Step 3: Cross multiply
    7,517,711.77x = 10,374,447.63 × 4,079,952.80
  4. Step 4: Simplify right side
    7,517,711.77x = 42,327,256,658,803.62
  5. Step 5: Solve for x
    x = 42,327,256,658,803.62/7,517,711.77
  6. Step 6: Final answer
    x = 5,630,337.79

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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.