Home / 12,838,599.41-17,706,936.45-11,286,542.58

Finding the Fourth Proportional to 12,838,599.41, 17,706,936.45 and 11,286,542.58

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Solution

The fourth proportional to 12,838,599.41, 17,706,936.45 and 11,286,542.58 is: 15,566,346.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,838,599.41 : 17,706,936.45 = 11,286,542.58 : x
  2. Step 2: Convert to fraction form
    12,838,599.41/17,706,936.45 = 11,286,542.58/x
  3. Step 3: Cross multiply
    12,838,599.41x = 17,706,936.45 × 11,286,542.58
  4. Step 4: Simplify right side
    12,838,599.41x = 199,850,092,115,744.34
  5. Step 5: Solve for x
    x = 199,850,092,115,744.34/12,838,599.41
  6. Step 6: Final answer
    x = 15,566,346.91

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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.