Home / 9,180,005.40-13,770,008.10-5,526,840.60

Finding the Fourth Proportional to 9,180,005.40, 13,770,008.10 and 5,526,840.60

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Solution

The fourth proportional to 9,180,005.40, 13,770,008.10 and 5,526,840.60 is: 8,290,260.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,005.40 : 13,770,008.10 = 5,526,840.60 : x
  2. Step 2: Convert to fraction form
    9,180,005.40/13,770,008.10 = 5,526,840.60/x
  3. Step 3: Cross multiply
    9,180,005.40x = 13,770,008.10 × 5,526,840.60
  4. Step 4: Simplify right side
    9,180,005.40x = 76,104,639,829,408.86
  5. Step 5: Solve for x
    x = 76,104,639,829,408.86/9,180,005.40
  6. Step 6: Final answer
    x = 8,290,260.90

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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.