Home / 9,005,342.40-12,427,248.42-4,930,961.40

Finding the Fourth Proportional to 9,005,342.40, 12,427,248.42 and 4,930,961.40

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Solution

The fourth proportional to 9,005,342.40, 12,427,248.42 and 4,930,961.40 is: 6,804,658.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005,342.40 : 12,427,248.42 = 4,930,961.40 : x
  2. Step 2: Convert to fraction form
    9,005,342.40/12,427,248.42 = 4,930,961.40/x
  3. Step 3: Cross multiply
    9,005,342.40x = 12,427,248.42 × 4,930,961.40
  4. Step 4: Simplify right side
    9,005,342.40x = 61,278,282,267,230.99
  5. Step 5: Solve for x
    x = 61,278,282,267,230.99/9,005,342.40
  6. Step 6: Final answer
    x = 6,804,658.78

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1.5x scale

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.