Home / 8,328,301.60-12,492,452.40-4,071,200.80

Finding the Fourth Proportional to 8,328,301.60, 12,492,452.40 and 4,071,200.80

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Solution

The fourth proportional to 8,328,301.60, 12,492,452.40 and 4,071,200.80 is: 6,106,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328,301.60 : 12,492,452.40 = 4,071,200.80 : x
  2. Step 2: Convert to fraction form
    8,328,301.60/12,492,452.40 = 4,071,200.80/x
  3. Step 3: Cross multiply
    8,328,301.60x = 12,492,452.40 × 4,071,200.80
  4. Step 4: Simplify right side
    8,328,301.60x = 50,859,282,204,841.92
  5. Step 5: Solve for x
    x = 50,859,282,204,841.92/8,328,301.60
  6. Step 6: Final answer
    x = 6,106,801.20

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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.