Home / 7,439,877.66-10,267,023.42-4,176,698.70

Finding the Fourth Proportional to 7,439,877.66, 10,267,023.42 and 4,176,698.70

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Solution

The fourth proportional to 7,439,877.66, 10,267,023.42 and 4,176,698.70 is: 5,763,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,439,877.66 : 10,267,023.42 = 4,176,698.70 : x
  2. Step 2: Convert to fraction form
    7,439,877.66/10,267,023.42 = 4,176,698.70/x
  3. Step 3: Cross multiply
    7,439,877.66x = 10,267,023.42 × 4,176,698.70
  4. Step 4: Simplify right side
    7,439,877.66x = 42,882,263,371,183.55
  5. Step 5: Solve for x
    x = 42,882,263,371,183.55/7,439,877.66
  6. Step 6: Final answer
    x = 5,763,839.85

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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.