Home / 16,863,608.12-25,291,627.80-7,756,959.56

Finding the Fourth Proportional to 16,863,608.12, 25,291,627.80 and 7,756,959.56

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Solution

The fourth proportional to 16,863,608.12, 25,291,627.80 and 7,756,959.56 is: 11,633,698.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863,608.12 : 25,291,627.80 = 7,756,959.56 : x
  2. Step 2: Convert to fraction form
    16,863,608.12/25,291,627.80 = 7,756,959.56/x
  3. Step 3: Cross multiply
    16,863,608.12x = 25,291,627.80 × 7,756,959.56
  4. Step 4: Simplify right side
    16,863,608.12x = 196,186,134,051,171.75
  5. Step 5: Solve for x
    x = 196,186,134,051,171.75/16,863,608.12
  6. Step 6: Final answer
    x = 11,633,698.59

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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.