Home / 43,843,717.80-65,765,576.70-13,554,642.60

Finding the Fourth Proportional to 43,843,717.80, 65,765,576.70 and 13,554,642.60

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Solution

The fourth proportional to 43,843,717.80, 65,765,576.70 and 13,554,642.60 is: 20,331,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,843,717.80 : 65,765,576.70 = 13,554,642.60 : x
  2. Step 2: Convert to fraction form
    43,843,717.80/65,765,576.70 = 13,554,642.60/x
  3. Step 3: Cross multiply
    43,843,717.80x = 65,765,576.70 × 13,554,642.60
  4. Step 4: Simplify right side
    43,843,717.80x = 891,428,887,551,387.38
  5. Step 5: Solve for x
    x = 891,428,887,551,387.38/43,843,717.80
  6. Step 6: Final answer
    x = 20,331,963.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.