Home / 8,805,906.80-13,208,860.20-6,118,521.20

Finding the Fourth Proportional to 8,805,906.80, 13,208,860.20 and 6,118,521.20

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Solution

The fourth proportional to 8,805,906.80, 13,208,860.20 and 6,118,521.20 is: 9,177,781.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,906.80 : 13,208,860.20 = 6,118,521.20 : x
  2. Step 2: Convert to fraction form
    8,805,906.80/13,208,860.20 = 6,118,521.20/x
  3. Step 3: Cross multiply
    8,805,906.80x = 13,208,860.20 × 6,118,521.20
  4. Step 4: Simplify right side
    8,805,906.80x = 80,818,691,161,536.23
  5. Step 5: Solve for x
    x = 80,818,691,161,536.23/8,805,906.80
  6. Step 6: Final answer
    x = 9,177,781.80

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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.