Home / 6,204,513.60-9,306,770.40-3,213,614.40

Finding the Fourth Proportional to 6,204,513.60, 9,306,770.40 and 3,213,614.40

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Solution

The fourth proportional to 6,204,513.60, 9,306,770.40 and 3,213,614.40 is: 4,820,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,204,513.60 : 9,306,770.40 = 3,213,614.40 : x
  2. Step 2: Convert to fraction form
    6,204,513.60/9,306,770.40 = 3,213,614.40/x
  3. Step 3: Cross multiply
    6,204,513.60x = 9,306,770.40 × 3,213,614.40
  4. Step 4: Simplify right side
    6,204,513.60x = 29,908,371,374,933.76
  5. Step 5: Solve for x
    x = 29,908,371,374,933.76/6,204,513.60
  6. Step 6: Final answer
    x = 4,820,421.60

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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.