Home / 8,887,597.40-13,331,396.10-8,187,757.40

Finding the Fourth Proportional to 8,887,597.40, 13,331,396.10 and 8,187,757.40

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Solution

The fourth proportional to 8,887,597.40, 13,331,396.10 and 8,187,757.40 is: 12,281,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887,597.40 : 13,331,396.10 = 8,187,757.40 : x
  2. Step 2: Convert to fraction form
    8,887,597.40/13,331,396.10 = 8,187,757.40/x
  3. Step 3: Cross multiply
    8,887,597.40x = 13,331,396.10 × 8,187,757.40
  4. Step 4: Simplify right side
    8,887,597.40x = 109,154,237,070,106.14
  5. Step 5: Solve for x
    x = 109,154,237,070,106.14/8,887,597.40
  6. Step 6: Final answer
    x = 12,281,636.10

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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.