Home / 8,193,744.60-12,290,616.90-2,127,978.60

Finding the Fourth Proportional to 8,193,744.60, 12,290,616.90 and 2,127,978.60

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Solution

The fourth proportional to 8,193,744.60, 12,290,616.90 and 2,127,978.60 is: 3,191,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193,744.60 : 12,290,616.90 = 2,127,978.60 : x
  2. Step 2: Convert to fraction form
    8,193,744.60/12,290,616.90 = 2,127,978.60/x
  3. Step 3: Cross multiply
    8,193,744.60x = 12,290,616.90 × 2,127,978.60
  4. Step 4: Simplify right side
    8,193,744.60x = 26,154,169,743,998.34
  5. Step 5: Solve for x
    x = 26,154,169,743,998.34/8,193,744.60
  6. Step 6: Final answer
    x = 3,191,967.90

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1.5x scale

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.