Home / 12,187,809-16,819,178.85-6,755,301

Finding the Fourth Proportional to 12,187,809, 16,819,178.85 and 6,755,301

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Solution

The fourth proportional to 12,187,809, 16,819,178.85 and 6,755,301 is: 9,322,316.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,187,809 : 16,819,178.85 = 6,755,301 : x
  2. Step 2: Convert to fraction form
    12,187,809/16,819,178.85 = 6,755,301/x
  3. Step 3: Cross multiply
    12,187,809x = 16,819,178.85 × 6,755,301
  4. Step 4: Simplify right side
    12,187,809x = 113,618,615,704,583.86
  5. Step 5: Solve for x
    x = 113,618,615,704,583.86/12,187,809
  6. Step 6: Final answer
    x = 9,322,316.73

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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.