Home / 5,278,741.28-7,923,711.20-4,675,446

Finding the Fourth Proportional to 5,278,741.28, 7,923,711.20 and 4,675,446

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Solution

The fourth proportional to 5,278,741.28, 7,923,711.20 and 4,675,446 is: 7,018,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,278,741.28 : 7,923,711.20 = 4,675,446 : x
  2. Step 2: Convert to fraction form
    5,278,741.28/7,923,711.20 = 4,675,446/x
  3. Step 3: Cross multiply
    5,278,741.28x = 7,923,711.20 × 4,675,446
  4. Step 4: Simplify right side
    5,278,741.28x = 37,046,883,835,195.20
  5. Step 5: Solve for x
    x = 37,046,883,835,195.20/5,278,741.28
  6. Step 6: Final answer
    x = 7,018,128.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.