Home / 8,637,922.80-12,961,355.40-3,524,101.20

Finding the Fourth Proportional to 8,637,922.80, 12,961,355.40 and 3,524,101.20

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Solution

The fourth proportional to 8,637,922.80, 12,961,355.40 and 3,524,101.20 is: 5,287,975.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637,922.80 : 12,961,355.40 = 3,524,101.20 : x
  2. Step 2: Convert to fraction form
    8,637,922.80/12,961,355.40 = 3,524,101.20/x
  3. Step 3: Cross multiply
    8,637,922.80x = 12,961,355.40 × 3,524,101.20
  4. Step 4: Simplify right side
    8,637,922.80x = 45,677,128,118,766.48
  5. Step 5: Solve for x
    x = 45,677,128,118,766.48/8,637,922.80
  6. Step 6: Final answer
    x = 5,287,975.96

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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.