Home / 20,069,191.11-27,696,245.06-11,248,805.41

Finding the Fourth Proportional to 20,069,191.11, 27,696,245.06 and 11,248,805.41

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Solution

The fourth proportional to 20,069,191.11, 27,696,245.06 and 11,248,805.41 is: 15,523,778.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,069,191.11 : 27,696,245.06 = 11,248,805.41 : x
  2. Step 2: Convert to fraction form
    20,069,191.11/27,696,245.06 = 11,248,805.41/x
  3. Step 3: Cross multiply
    20,069,191.11x = 27,696,245.06 × 11,248,805.41
  4. Step 4: Simplify right side
    20,069,191.11x = 311,549,671,267,613.75
  5. Step 5: Solve for x
    x = 311,549,671,267,613.75/20,069,191.11
  6. Step 6: Final answer
    x = 15,523,778.19

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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.