Home / 8,889,425.43-13,334,138.14-6,649,937.43

Finding the Fourth Proportional to 8,889,425.43, 13,334,138.14 and 6,649,937.43

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Solution

The fourth proportional to 8,889,425.43, 13,334,138.14 and 6,649,937.43 is: 9,974,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,425.43 : 13,334,138.14 = 6,649,937.43 : x
  2. Step 2: Convert to fraction form
    8,889,425.43/13,334,138.14 = 6,649,937.43/x
  3. Step 3: Cross multiply
    8,889,425.43x = 13,334,138.14 × 6,649,937.43
  4. Step 4: Simplify right side
    8,889,425.43x = 88,671,184,313,976.58
  5. Step 5: Solve for x
    x = 88,671,184,313,976.58/8,889,425.43
  6. Step 6: Final answer
    x = 9,974,906.14

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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.