Home / 12,836,474.31-17,714,473.20-7,035,131.19

Finding the Fourth Proportional to 12,836,474.31, 17,714,473.20 and 7,035,131.19

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Solution

The fourth proportional to 12,836,474.31, 17,714,473.20 and 7,035,131.19 is: 9,708,557.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836,474.31 : 17,714,473.20 = 7,035,131.19 : x
  2. Step 2: Convert to fraction form
    12,836,474.31/17,714,473.20 = 7,035,131.19/x
  3. Step 3: Cross multiply
    12,836,474.31x = 17,714,473.20 × 7,035,131.19
  4. Step 4: Simplify right side
    12,836,474.31x = 124,623,642,923,739.11
  5. Step 5: Solve for x
    x = 124,623,642,923,739.11/12,836,474.31
  6. Step 6: Final answer
    x = 9,708,557.03

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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.