Home / 12,671,761.24-17,487,257.34-6,870,738.52

Finding the Fourth Proportional to 12,671,761.24, 17,487,257.34 and 6,870,738.52

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Solution

The fourth proportional to 12,671,761.24, 17,487,257.34 and 6,870,738.52 is: 9,481,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,671,761.24 : 17,487,257.34 = 6,870,738.52 : x
  2. Step 2: Convert to fraction form
    12,671,761.24/17,487,257.34 = 6,870,738.52/x
  3. Step 3: Cross multiply
    12,671,761.24x = 17,487,257.34 × 6,870,738.52
  4. Step 4: Simplify right side
    12,671,761.24x = 120,150,372,615,090.73
  5. Step 5: Solve for x
    x = 120,150,372,615,090.73/12,671,761.24
  6. Step 6: Final answer
    x = 9,481,742.15

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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.