Home / 13,363,109.11-18,441,090.58-7,251,537.61

Finding the Fourth Proportional to 13,363,109.11, 18,441,090.58 and 7,251,537.61

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Solution

The fourth proportional to 13,363,109.11, 18,441,090.58 and 7,251,537.61 is: 10,007,121.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,109.11 : 18,441,090.58 = 7,251,537.61 : x
  2. Step 2: Convert to fraction form
    13,363,109.11/18,441,090.58 = 7,251,537.61/x
  3. Step 3: Cross multiply
    13,363,109.11x = 18,441,090.58 × 7,251,537.61
  4. Step 4: Simplify right side
    13,363,109.11x = 133,726,261,818,081.25
  5. Step 5: Solve for x
    x = 133,726,261,818,081.25/13,363,109.11
  6. Step 6: Final answer
    x = 10,007,121.90

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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.