Home / 13,363,093.76-18,441,119.52-7,251,523.52

Finding the Fourth Proportional to 13,363,093.76, 18,441,119.52 and 7,251,523.52

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Solution

The fourth proportional to 13,363,093.76, 18,441,119.52 and 7,251,523.52 is: 10,007,129.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,093.76 : 18,441,119.52 = 7,251,523.52 : x
  2. Step 2: Convert to fraction form
    13,363,093.76/18,441,119.52 = 7,251,523.52/x
  3. Step 3: Cross multiply
    13,363,093.76x = 18,441,119.52 × 7,251,523.52
  4. Step 4: Simplify right side
    13,363,093.76x = 133,726,211,934,411.09
  5. Step 5: Solve for x
    x = 133,726,211,934,411.09/13,363,093.76
  6. Step 6: Final answer
    x = 10,007,129.66

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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.