Home / 11,778,233.20-16,253,864.04-6,621,617.68

Finding the Fourth Proportional to 11,778,233.20, 16,253,864.04 and 6,621,617.68

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Solution

The fourth proportional to 11,778,233.20, 16,253,864.04 and 6,621,617.68 is: 9,137,777.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778,233.20 : 16,253,864.04 = 6,621,617.68 : x
  2. Step 2: Convert to fraction form
    11,778,233.20/16,253,864.04 = 6,621,617.68/x
  3. Step 3: Cross multiply
    11,778,233.20x = 16,253,864.04 × 6,621,617.68
  4. Step 4: Simplify right side
    11,778,233.20x = 107,626,873,495,580.22
  5. Step 5: Solve for x
    x = 107,626,873,495,580.22/11,778,233.20
  6. Step 6: Final answer
    x = 9,137,777.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.