Home / 8,149,868.80-12,224,803.20-7,299,563.20

Finding the Fourth Proportional to 8,149,868.80, 12,224,803.20 and 7,299,563.20

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Solution

The fourth proportional to 8,149,868.80, 12,224,803.20 and 7,299,563.20 is: 10,949,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,868.80 : 12,224,803.20 = 7,299,563.20 : x
  2. Step 2: Convert to fraction form
    8,149,868.80/12,224,803.20 = 7,299,563.20/x
  3. Step 3: Cross multiply
    8,149,868.80x = 12,224,803.20 × 7,299,563.20
  4. Step 4: Simplify right side
    8,149,868.80x = 89,235,723,565,962.23
  5. Step 5: Solve for x
    x = 89,235,723,565,962.23/8,149,868.80
  6. Step 6: Final answer
    x = 10,949,344.80

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1.5x scale

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.