Home / 8,258,047.40-12,387,071.10-6,132,283.40

Finding the Fourth Proportional to 8,258,047.40, 12,387,071.10 and 6,132,283.40

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Solution

The fourth proportional to 8,258,047.40, 12,387,071.10 and 6,132,283.40 is: 9,198,425.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258,047.40 : 12,387,071.10 = 6,132,283.40 : x
  2. Step 2: Convert to fraction form
    8,258,047.40/12,387,071.10 = 6,132,283.40/x
  3. Step 3: Cross multiply
    8,258,047.40x = 12,387,071.10 × 6,132,283.40
  4. Step 4: Simplify right side
    8,258,047.40x = 75,961,030,481,149.75
  5. Step 5: Solve for x
    x = 75,961,030,481,149.75/8,258,047.40
  6. Step 6: Final answer
    x = 9,198,425.10

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Double scale
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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.