Home / 8,682,665.60-13,023,998.40-4,435,932.80

Finding the Fourth Proportional to 8,682,665.60, 13,023,998.40 and 4,435,932.80

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Solution

The fourth proportional to 8,682,665.60, 13,023,998.40 and 4,435,932.80 is: 6,653,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,665.60 : 13,023,998.40 = 4,435,932.80 : x
  2. Step 2: Convert to fraction form
    8,682,665.60/13,023,998.40 = 4,435,932.80/x
  3. Step 3: Cross multiply
    8,682,665.60x = 13,023,998.40 × 4,435,932.80
  4. Step 4: Simplify right side
    8,682,665.60x = 57,773,581,689,707.52
  5. Step 5: Solve for x
    x = 57,773,581,689,707.52/8,682,665.60
  6. Step 6: Final answer
    x = 6,653,899.20

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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.