Home / 17,568,909.39-26,319,041.82-12,103,038.69

Finding the Fourth Proportional to 17,568,909.39, 26,319,041.82 and 12,103,038.69

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Solution

The fourth proportional to 17,568,909.39, 26,319,041.82 and 12,103,038.69 is: 18,130,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,568,909.39 : 26,319,041.82 = 12,103,038.69 : x
  2. Step 2: Convert to fraction form
    17,568,909.39/26,319,041.82 = 12,103,038.69/x
  3. Step 3: Cross multiply
    17,568,909.39x = 26,319,041.82 × 12,103,038.69
  4. Step 4: Simplify right side
    17,568,909.39x = 318,540,381,431,188
  5. Step 5: Solve for x
    x = 318,540,381,431,188/17,568,909.39
  6. Step 6: Final answer
    x = 18,130,913.78

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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.