Home / 8,991,201.60-13,486,802.40-5,967,892.80

Finding the Fourth Proportional to 8,991,201.60, 13,486,802.40 and 5,967,892.80

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Solution

The fourth proportional to 8,991,201.60, 13,486,802.40 and 5,967,892.80 is: 8,951,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,201.60 : 13,486,802.40 = 5,967,892.80 : x
  2. Step 2: Convert to fraction form
    8,991,201.60/13,486,802.40 = 5,967,892.80/x
  3. Step 3: Cross multiply
    8,991,201.60x = 13,486,802.40 × 5,967,892.80
  4. Step 4: Simplify right side
    8,991,201.60x = 80,487,790,937,982.72
  5. Step 5: Solve for x
    x = 80,487,790,937,982.72/8,991,201.60
  6. Step 6: Final answer
    x = 8,951,839.20

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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.