Home / 9,061,352.20-13,592,028.30-8,712,987.40

Finding the Fourth Proportional to 9,061,352.20, 13,592,028.30 and 8,712,987.40

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Solution

The fourth proportional to 9,061,352.20, 13,592,028.30 and 8,712,987.40 is: 13,069,481.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,061,352.20 : 13,592,028.30 = 8,712,987.40 : x
  2. Step 2: Convert to fraction form
    9,061,352.20/13,592,028.30 = 8,712,987.40/x
  3. Step 3: Cross multiply
    9,061,352.20x = 13,592,028.30 × 8,712,987.40
  4. Step 4: Simplify right side
    9,061,352.20x = 118,427,171,318,343.44
  5. Step 5: Solve for x
    x = 118,427,171,318,343.44/9,061,352.20
  6. Step 6: Final answer
    x = 13,069,481.10

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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.