Home / 8,532,318.40-12,798,477.60-6,264,836.80

Finding the Fourth Proportional to 8,532,318.40, 12,798,477.60 and 6,264,836.80

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Solution

The fourth proportional to 8,532,318.40, 12,798,477.60 and 6,264,836.80 is: 9,397,255.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,532,318.40 : 12,798,477.60 = 6,264,836.80 : x
  2. Step 2: Convert to fraction form
    8,532,318.40/12,798,477.60 = 6,264,836.80/x
  3. Step 3: Cross multiply
    8,532,318.40x = 12,798,477.60 × 6,264,836.80
  4. Step 4: Simplify right side
    8,532,318.40x = 80,180,373,452,455.67
  5. Step 5: Solve for x
    x = 80,180,373,452,455.67/8,532,318.40
  6. Step 6: Final answer
    x = 9,397,255.20

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Similar ratio
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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.