Home / 6,134,439.60-9,201,659.40-3,111,130.80

Finding the Fourth Proportional to 6,134,439.60, 9,201,659.40 and 3,111,130.80

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Solution

The fourth proportional to 6,134,439.60, 9,201,659.40 and 3,111,130.80 is: 4,666,696.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,134,439.60 : 9,201,659.40 = 3,111,130.80 : x
  2. Step 2: Convert to fraction form
    6,134,439.60/9,201,659.40 = 3,111,130.80/x
  3. Step 3: Cross multiply
    6,134,439.60x = 9,201,659.40 × 3,111,130.80
  4. Step 4: Simplify right side
    6,134,439.60x = 28,627,565,970,449.52
  5. Step 5: Solve for x
    x = 28,627,565,970,449.52/6,134,439.60
  6. Step 6: Final answer
    x = 4,666,696.20

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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.