Home / 7,248,215.32-10,002,557.10-3,985,363.60

Finding the Fourth Proportional to 7,248,215.32, 10,002,557.10 and 3,985,363.60

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Solution

The fourth proportional to 7,248,215.32, 10,002,557.10 and 3,985,363.60 is: 5,499,812.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,215.32 : 10,002,557.10 = 3,985,363.60 : x
  2. Step 2: Convert to fraction form
    7,248,215.32/10,002,557.10 = 3,985,363.60/x
  3. Step 3: Cross multiply
    7,248,215.32x = 10,002,557.10 × 3,985,363.60
  4. Step 4: Simplify right side
    7,248,215.32x = 39,863,826,973,261.56
  5. Step 5: Solve for x
    x = 39,863,826,973,261.56/7,248,215.32
  6. Step 6: Final answer
    x = 5,499,812.74

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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.