Home / 6,864,074.72-9,472,424.28-3,808,281.68

Finding the Fourth Proportional to 6,864,074.72, 9,472,424.28 and 3,808,281.68

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Solution

The fourth proportional to 6,864,074.72, 9,472,424.28 and 3,808,281.68 is: 5,255,429.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864,074.72 : 9,472,424.28 = 3,808,281.68 : x
  2. Step 2: Convert to fraction form
    6,864,074.72/9,472,424.28 = 3,808,281.68/x
  3. Step 3: Cross multiply
    6,864,074.72x = 9,472,424.28 × 3,808,281.68
  4. Step 4: Simplify right side
    6,864,074.72x = 36,073,659,850,711.19
  5. Step 5: Solve for x
    x = 36,073,659,850,711.19/6,864,074.72
  6. Step 6: Final answer
    x = 5,255,429.37

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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.