Home / 15,054,216.72-20,770,242.12-8,526,809.04

Finding the Fourth Proportional to 15,054,216.72, 20,770,242.12 and 8,526,809.04

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Solution

The fourth proportional to 15,054,216.72, 20,770,242.12 and 8,526,809.04 is: 11,764,404.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,054,216.72 : 20,770,242.12 = 8,526,809.04 : x
  2. Step 2: Convert to fraction form
    15,054,216.72/20,770,242.12 = 8,526,809.04/x
  3. Step 3: Cross multiply
    15,054,216.72x = 20,770,242.12 × 8,526,809.04
  4. Step 4: Simplify right side
    15,054,216.72x = 177,103,888,271,804.75
  5. Step 5: Solve for x
    x = 177,103,888,271,804.75/15,054,216.72
  6. Step 6: Final answer
    x = 11,764,404.06

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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.