Home / 12,449,449.47-17,174,376.77-8,096,947.68

Finding the Fourth Proportional to 12,449,449.47, 17,174,376.77 and 8,096,947.68

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Solution

The fourth proportional to 12,449,449.47, 17,174,376.77 and 8,096,947.68 is: 11,169,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,449,449.47 : 17,174,376.77 = 8,096,947.68 : x
  2. Step 2: Convert to fraction form
    12,449,449.47/17,174,376.77 = 8,096,947.68/x
  3. Step 3: Cross multiply
    12,449,449.47x = 17,174,376.77 × 8,096,947.68
  4. Step 4: Simplify right side
    12,449,449.47x = 139,060,030,102,812.66
  5. Step 5: Solve for x
    x = 139,060,030,102,812.66/12,449,449.47
  6. Step 6: Final answer
    x = 11,169,974.26

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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.