Home / 25,079,118.63-34,574,198.71-16,820,656.71

Finding the Fourth Proportional to 25,079,118.63, 34,574,198.71 and 16,820,656.71

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Solution

The fourth proportional to 25,079,118.63, 34,574,198.71 and 16,820,656.71 is: 23,189,041.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079,118.63 : 34,574,198.71 = 16,820,656.71 : x
  2. Step 2: Convert to fraction form
    25,079,118.63/34,574,198.71 = 16,820,656.71/x
  3. Step 3: Cross multiply
    25,079,118.63x = 34,574,198.71 × 16,820,656.71
  4. Step 4: Simplify right side
    25,079,118.63x = 581,560,727,524,234.88
  5. Step 5: Solve for x
    x = 581,560,727,524,234.88/25,079,118.63
  6. Step 6: Final answer
    x = 23,189,041.69

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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.