Home / 8,195,427.60-12,303,250.20-5,162,787.60

Finding the Fourth Proportional to 8,195,427.60, 12,303,250.20 and 5,162,787.60

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Solution

The fourth proportional to 8,195,427.60, 12,303,250.20 and 5,162,787.60 is: 7,750,549.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,427.60 : 12,303,250.20 = 5,162,787.60 : x
  2. Step 2: Convert to fraction form
    8,195,427.60/12,303,250.20 = 5,162,787.60/x
  3. Step 3: Cross multiply
    8,195,427.60x = 12,303,250.20 × 5,162,787.60
  4. Step 4: Simplify right side
    8,195,427.60x = 63,519,067,572,257.51
  5. Step 5: Solve for x
    x = 63,519,067,572,257.51/8,195,427.60
  6. Step 6: Final answer
    x = 7,750,549.53

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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.