Home / 8,758,553.60-13,147,660.80-6,772,812.80

Finding the Fourth Proportional to 8,758,553.60, 13,147,660.80 and 6,772,812.80

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Solution

The fourth proportional to 8,758,553.60, 13,147,660.80 and 6,772,812.80 is: 10,166,820.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,758,553.60 : 13,147,660.80 = 6,772,812.80 : x
  2. Step 2: Convert to fraction form
    8,758,553.60/13,147,660.80 = 6,772,812.80/x
  3. Step 3: Cross multiply
    8,758,553.60x = 13,147,660.80 × 6,772,812.80
  4. Step 4: Simplify right side
    8,758,553.60x = 89,046,645,356,298.25
  5. Step 5: Solve for x
    x = 89,046,645,356,298.25/8,758,553.60
  6. Step 6: Final answer
    x = 10,166,820.85

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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.