Home / 34,205,405.86-47,204,073.43-18,734,494.02

Finding the Fourth Proportional to 34,205,405.86, 47,204,073.43 and 18,734,494.02

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Solution

The fourth proportional to 34,205,405.86, 47,204,073.43 and 18,734,494.02 is: 25,853,937.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,205,405.86 : 47,204,073.43 = 18,734,494.02 : x
  2. Step 2: Convert to fraction form
    34,205,405.86/47,204,073.43 = 18,734,494.02/x
  3. Step 3: Cross multiply
    34,205,405.86x = 47,204,073.43 × 18,734,494.02
  4. Step 4: Simplify right side
    34,205,405.86x = 884,344,431,393,975.88
  5. Step 5: Solve for x
    x = 884,344,431,393,975.88/34,205,405.86
  6. Step 6: Final answer
    x = 25,853,937.68

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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.