Home / 5,628,286.60-8,436,209.10-3,105,752.20

Finding the Fourth Proportional to 5,628,286.60, 8,436,209.10 and 3,105,752.20

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Solution

The fourth proportional to 5,628,286.60, 8,436,209.10 and 3,105,752.20 is: 4,655,195.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628,286.60 : 8,436,209.10 = 3,105,752.20 : x
  2. Step 2: Convert to fraction form
    5,628,286.60/8,436,209.10 = 3,105,752.20/x
  3. Step 3: Cross multiply
    5,628,286.60x = 8,436,209.10 × 3,105,752.20
  4. Step 4: Simplify right side
    5,628,286.60x = 26,200,774,971,985.02
  5. Step 5: Solve for x
    x = 26,200,774,971,985.02/5,628,286.60
  6. Step 6: Final answer
    x = 4,655,195.59

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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.