Home / 15,054,216.85-20,770,242.29-8,526,809.17

Finding the Fourth Proportional to 15,054,216.85, 20,770,242.29 and 8,526,809.17

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Solution

The fourth proportional to 15,054,216.85, 20,770,242.29 and 8,526,809.17 is: 11,764,404.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,054,216.85 : 20,770,242.29 = 8,526,809.17 : x
  2. Step 2: Convert to fraction form
    15,054,216.85/20,770,242.29 = 8,526,809.17/x
  3. Step 3: Cross multiply
    15,054,216.85x = 20,770,242.29 × 8,526,809.17
  4. Step 4: Simplify right side
    15,054,216.85x = 177,103,892,338,959.59
  5. Step 5: Solve for x
    x = 177,103,892,338,959.59/15,054,216.85
  6. Step 6: Final answer
    x = 11,764,404.23

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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.