Home / 10,324,515.87-15,472,823.04-3,931,280.64

Finding the Fourth Proportional to 10,324,515.87, 15,472,823.04 and 3,931,280.64

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Solution

The fourth proportional to 10,324,515.87, 15,472,823.04 and 3,931,280.64 is: 5,891,608.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324,515.87 : 15,472,823.04 = 3,931,280.64 : x
  2. Step 2: Convert to fraction form
    10,324,515.87/15,472,823.04 = 3,931,280.64/x
  3. Step 3: Cross multiply
    10,324,515.87x = 15,472,823.04 × 3,931,280.64
  4. Step 4: Simplify right side
    10,324,515.87x = 60,828,009,603,729.88
  5. Step 5: Solve for x
    x = 60,828,009,603,729.88/10,324,515.87
  6. Step 6: Final answer
    x = 5,891,608.90

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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.