Home / 8,317,600.80-12,476,401.20-5,112,333.60

Finding the Fourth Proportional to 8,317,600.80, 12,476,401.20 and 5,112,333.60

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Solution

The fourth proportional to 8,317,600.80, 12,476,401.20 and 5,112,333.60 is: 7,668,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,600.80 : 12,476,401.20 = 5,112,333.60 : x
  2. Step 2: Convert to fraction form
    8,317,600.80/12,476,401.20 = 5,112,333.60/x
  3. Step 3: Cross multiply
    8,317,600.80x = 12,476,401.20 × 5,112,333.60
  4. Step 4: Simplify right side
    8,317,600.80x = 63,783,525,061,840.31
  5. Step 5: Solve for x
    x = 63,783,525,061,840.31/8,317,600.80
  6. Step 6: Final answer
    x = 7,668,500.40

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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.