Home / 13,363,109.61-18,441,091.27-7,251,538.11

Finding the Fourth Proportional to 13,363,109.61, 18,441,091.27 and 7,251,538.11

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Solution

The fourth proportional to 13,363,109.61, 18,441,091.27 and 7,251,538.11 is: 10,007,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,109.61 : 18,441,091.27 = 7,251,538.11 : x
  2. Step 2: Convert to fraction form
    13,363,109.61/18,441,091.27 = 7,251,538.11/x
  3. Step 3: Cross multiply
    13,363,109.61x = 18,441,091.27 × 7,251,538.11
  4. Step 4: Simplify right side
    13,363,109.61x = 133,726,276,042,187.84
  5. Step 5: Solve for x
    x = 133,726,276,042,187.84/13,363,109.61
  6. Step 6: Final answer
    x = 10,007,122.59

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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.