Home / 13,822,086.40-20,733,129.60-6,632,396.80

Finding the Fourth Proportional to 13,822,086.40, 20,733,129.60 and 6,632,396.80

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Solution

The fourth proportional to 13,822,086.40, 20,733,129.60 and 6,632,396.80 is: 9,948,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822,086.40 : 20,733,129.60 = 6,632,396.80 : x
  2. Step 2: Convert to fraction form
    13,822,086.40/20,733,129.60 = 6,632,396.80/x
  3. Step 3: Cross multiply
    13,822,086.40x = 20,733,129.60 × 6,632,396.80
  4. Step 4: Simplify right side
    13,822,086.40x = 137,510,342,413,025.28
  5. Step 5: Solve for x
    x = 137,510,342,413,025.28/13,822,086.40
  6. Step 6: Final answer
    x = 9,948,595.20

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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.