Home / 8,802,438.80-13,203,658.20-8,306,427.20

Finding the Fourth Proportional to 8,802,438.80, 13,203,658.20 and 8,306,427.20

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Solution

The fourth proportional to 8,802,438.80, 13,203,658.20 and 8,306,427.20 is: 12,459,640.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,802,438.80 : 13,203,658.20 = 8,306,427.20 : x
  2. Step 2: Convert to fraction form
    8,802,438.80/13,203,658.20 = 8,306,427.20/x
  3. Step 3: Cross multiply
    8,802,438.80x = 13,203,658.20 × 8,306,427.20
  4. Step 4: Simplify right side
    8,802,438.80x = 109,675,225,611,983.03
  5. Step 5: Solve for x
    x = 109,675,225,611,983.03/8,802,438.80
  6. Step 6: Final answer
    x = 12,459,640.80

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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.