Home / 6,171,377.60-9,257,066.40-5,258,086.40

Finding the Fourth Proportional to 6,171,377.60, 9,257,066.40 and 5,258,086.40

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Solution

The fourth proportional to 6,171,377.60, 9,257,066.40 and 5,258,086.40 is: 7,887,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,171,377.60 : 9,257,066.40 = 5,258,086.40 : x
  2. Step 2: Convert to fraction form
    6,171,377.60/9,257,066.40 = 5,258,086.40/x
  3. Step 3: Cross multiply
    6,171,377.60x = 9,257,066.40 × 5,258,086.40
  4. Step 4: Simplify right side
    6,171,377.60x = 48,674,454,941,736.97
  5. Step 5: Solve for x
    x = 48,674,454,941,736.97/6,171,377.60
  6. Step 6: Final answer
    x = 7,887,129.60

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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.