Home / 11,656,813.60-17,485,220.40-11,432,864.80

Finding the Fourth Proportional to 11,656,813.60, 17,485,220.40 and 11,432,864.80

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Solution

The fourth proportional to 11,656,813.60, 17,485,220.40 and 11,432,864.80 is: 17,149,297.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656,813.60 : 17,485,220.40 = 11,432,864.80 : x
  2. Step 2: Convert to fraction form
    11,656,813.60/17,485,220.40 = 11,432,864.80/x
  3. Step 3: Cross multiply
    11,656,813.60x = 17,485,220.40 × 11,432,864.80
  4. Step 4: Simplify right side
    11,656,813.60x = 199,906,160,831,401.91
  5. Step 5: Solve for x
    x = 199,906,160,831,401.91/11,656,813.60
  6. Step 6: Final answer
    x = 17,149,297.20

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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.