Home / 7,244,128-10,005,294.72-4,825,480.96

Finding the Fourth Proportional to 7,244,128, 10,005,294.72 and 4,825,480.96

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Solution

The fourth proportional to 7,244,128, 10,005,294.72 and 4,825,480.96 is: 6,664,757.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,128 : 10,005,294.72 = 4,825,480.96 : x
  2. Step 2: Convert to fraction form
    7,244,128/10,005,294.72 = 4,825,480.96/x
  3. Step 3: Cross multiply
    7,244,128x = 10,005,294.72 × 4,825,480.96
  4. Step 4: Simplify right side
    7,244,128x = 48,280,359,170,548.53
  5. Step 5: Solve for x
    x = 48,280,359,170,548.53/7,244,128
  6. Step 6: Final answer
    x = 6,664,757.88

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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.