Home / 12,577,600.80-18,866,401.20-8,042,637.60

Finding the Fourth Proportional to 12,577,600.80, 18,866,401.20 and 8,042,637.60

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Solution

The fourth proportional to 12,577,600.80, 18,866,401.20 and 8,042,637.60 is: 12,063,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577,600.80 : 18,866,401.20 = 8,042,637.60 : x
  2. Step 2: Convert to fraction form
    12,577,600.80/18,866,401.20 = 8,042,637.60/x
  3. Step 3: Cross multiply
    12,577,600.80x = 18,866,401.20 × 8,042,637.60
  4. Step 4: Simplify right side
    12,577,600.80x = 151,735,627,667,805.09
  5. Step 5: Solve for x
    x = 151,735,627,667,805.09/12,577,600.80
  6. Step 6: Final answer
    x = 12,063,956.40

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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.