Home / 13,610,014.68-18,781,809.48-7,498,443.24

Finding the Fourth Proportional to 13,610,014.68, 18,781,809.48 and 7,498,443.24

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Solution

The fourth proportional to 13,610,014.68, 18,781,809.48 and 7,498,443.24 is: 10,347,845.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610,014.68 : 18,781,809.48 = 7,498,443.24 : x
  2. Step 2: Convert to fraction form
    13,610,014.68/18,781,809.48 = 7,498,443.24/x
  3. Step 3: Cross multiply
    13,610,014.68x = 18,781,809.48 × 7,498,443.24
  4. Step 4: Simplify right side
    13,610,014.68x = 140,834,332,330,273.94
  5. Step 5: Solve for x
    x = 140,834,332,330,273.94/13,610,014.68
  6. Step 6: Final answer
    x = 10,347,845.73

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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.