Home / 9,220,838.64-13,840,997.40-5,180,778.96

Finding the Fourth Proportional to 9,220,838.64, 13,840,997.40 and 5,180,778.96

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Solution

The fourth proportional to 9,220,838.64, 13,840,997.40 and 5,180,778.96 is: 7,776,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220,838.64 : 13,840,997.40 = 5,180,778.96 : x
  2. Step 2: Convert to fraction form
    9,220,838.64/13,840,997.40 = 5,180,778.96/x
  3. Step 3: Cross multiply
    9,220,838.64x = 13,840,997.40 × 5,180,778.96
  4. Step 4: Simplify right side
    9,220,838.64x = 71,707,148,115,334.70
  5. Step 5: Solve for x
    x = 71,707,148,115,334.70/9,220,838.64
  6. Step 6: Final answer
    x = 7,776,640.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.