Home / 6,269,657.60-9,404,486.40-3,278,758.40

Finding the Fourth Proportional to 6,269,657.60, 9,404,486.40 and 3,278,758.40

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Solution

The fourth proportional to 6,269,657.60, 9,404,486.40 and 3,278,758.40 is: 4,918,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269,657.60 : 9,404,486.40 = 3,278,758.40 : x
  2. Step 2: Convert to fraction form
    6,269,657.60/9,404,486.40 = 3,278,758.40/x
  3. Step 3: Cross multiply
    6,269,657.60x = 9,404,486.40 × 3,278,758.40
  4. Step 4: Simplify right side
    6,269,657.60x = 30,835,038,781,685.76
  5. Step 5: Solve for x
    x = 30,835,038,781,685.76/6,269,657.60
  6. Step 6: Final answer
    x = 4,918,137.60

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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.