Home / 12,063,616.80-18,095,425.20-11,503,744.80

Finding the Fourth Proportional to 12,063,616.80, 18,095,425.20 and 11,503,744.80

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Solution

The fourth proportional to 12,063,616.80, 18,095,425.20 and 11,503,744.80 is: 17,255,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,063,616.80 : 18,095,425.20 = 11,503,744.80 : x
  2. Step 2: Convert to fraction form
    12,063,616.80/18,095,425.20 = 11,503,744.80/x
  3. Step 3: Cross multiply
    12,063,616.80x = 18,095,425.20 × 11,503,744.80
  4. Step 4: Simplify right side
    12,063,616.80x = 208,165,153,548,288.97
  5. Step 5: Solve for x
    x = 208,165,153,548,288.97/12,063,616.80
  6. Step 6: Final answer
    x = 17,255,617.20

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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.