Home / 7,517,701.52-10,374,433.44-4,079,941.28

Finding the Fourth Proportional to 7,517,701.52, 10,374,433.44 and 4,079,941.28

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Solution

The fourth proportional to 7,517,701.52, 10,374,433.44 and 4,079,941.28 is: 5,630,321.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517,701.52 : 10,374,433.44 = 4,079,941.28 : x
  2. Step 2: Convert to fraction form
    7,517,701.52/10,374,433.44 = 4,079,941.28/x
  3. Step 3: Cross multiply
    7,517,701.52x = 10,374,433.44 × 4,079,941.28
  4. Step 4: Simplify right side
    7,517,701.52x = 42,327,079,248,468.40
  5. Step 5: Solve for x
    x = 42,327,079,248,468.40/7,517,701.52
  6. Step 6: Final answer
    x = 5,630,321.87

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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.