Home / 15,199,322.44-20,974,658.66-8,672,833.32

Finding the Fourth Proportional to 15,199,322.44, 20,974,658.66 and 8,672,833.32

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Solution

The fourth proportional to 15,199,322.44, 20,974,658.66 and 8,672,833.32 is: 11,968,278.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,199,322.44 : 20,974,658.66 = 8,672,833.32 : x
  2. Step 2: Convert to fraction form
    15,199,322.44/20,974,658.66 = 8,672,833.32/x
  3. Step 3: Cross multiply
    15,199,322.44x = 20,974,658.66 × 8,672,833.32
  4. Step 4: Simplify right side
    15,199,322.44x = 181,909,718,502,074.56
  5. Step 5: Solve for x
    x = 181,909,718,502,074.56/15,199,322.44
  6. Step 6: Final answer
    x = 11,968,278.14

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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.