Home / 9,108,248.11-12,569,038.92-4,978,245.77

Finding the Fourth Proportional to 9,108,248.11, 12,569,038.92 and 4,978,245.77

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Solution

The fourth proportional to 9,108,248.11, 12,569,038.92 and 4,978,245.77 is: 6,869,791.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,248.11 : 12,569,038.92 = 4,978,245.77 : x
  2. Step 2: Convert to fraction form
    9,108,248.11/12,569,038.92 = 4,978,245.77/x
  3. Step 3: Cross multiply
    9,108,248.11x = 12,569,038.92 × 4,978,245.77
  4. Step 4: Simplify right side
    9,108,248.11x = 62,571,764,891,444.91
  5. Step 5: Solve for x
    x = 62,571,764,891,444.91/9,108,248.11
  6. Step 6: Final answer
    x = 6,869,791.44

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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.