Home / 27,040,331.20-40,560,496.80-10,868,778.40

Finding the Fourth Proportional to 27,040,331.20, 40,560,496.80 and 10,868,778.40

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Solution

The fourth proportional to 27,040,331.20, 40,560,496.80 and 10,868,778.40 is: 16,303,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,040,331.20 : 40,560,496.80 = 10,868,778.40 : x
  2. Step 2: Convert to fraction form
    27,040,331.20/40,560,496.80 = 10,868,778.40/x
  3. Step 3: Cross multiply
    27,040,331.20x = 40,560,496.80 × 10,868,778.40
  4. Step 4: Simplify right side
    27,040,331.20x = 440,843,051,513,109.12
  5. Step 5: Solve for x
    x = 440,843,051,513,109.12/27,040,331.20
  6. Step 6: Final answer
    x = 16,303,167.60

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1.5x scale

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.