Home / 22,835,669.88-31,513,656.78-12,521,777.88

Finding the Fourth Proportional to 22,835,669.88, 31,513,656.78 and 12,521,777.88

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Solution

The fourth proportional to 22,835,669.88, 31,513,656.78 and 12,521,777.88 is: 17,280,290.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,835,669.88 : 31,513,656.78 = 12,521,777.88 : x
  2. Step 2: Convert to fraction form
    22,835,669.88/31,513,656.78 = 12,521,777.88/x
  3. Step 3: Cross multiply
    22,835,669.88x = 31,513,656.78 × 12,521,777.88
  4. Step 4: Simplify right side
    22,835,669.88x = 394,607,010,385,716.06
  5. Step 5: Solve for x
    x = 394,607,010,385,716.06/22,835,669.88
  6. Step 6: Final answer
    x = 17,280,290.55

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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.