Home / 13,990,073.68-20,985,859.32-4,406,199.12

Finding the Fourth Proportional to 13,990,073.68, 20,985,859.32 and 4,406,199.12

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Solution

The fourth proportional to 13,990,073.68, 20,985,859.32 and 4,406,199.12 is: 6,609,534.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,990,073.68 : 20,985,859.32 = 4,406,199.12 : x
  2. Step 2: Convert to fraction form
    13,990,073.68/20,985,859.32 = 4,406,199.12/x
  3. Step 3: Cross multiply
    13,990,073.68x = 20,985,859.32 × 4,406,199.12
  4. Step 4: Simplify right side
    13,990,073.68x = 92,467,874,868,227.80
  5. Step 5: Solve for x
    x = 92,467,874,868,227.80/13,990,073.68
  6. Step 6: Final answer
    x = 6,609,534.52

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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.