Home / 14,766,642.96-20,375,530.92-8,240,256.84

Finding the Fourth Proportional to 14,766,642.96, 20,375,530.92 and 8,240,256.84

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Solution

The fourth proportional to 14,766,642.96, 20,375,530.92 and 8,240,256.84 is: 11,370,194.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,766,642.96 : 20,375,530.92 = 8,240,256.84 : x
  2. Step 2: Convert to fraction form
    14,766,642.96/20,375,530.92 = 8,240,256.84/x
  3. Step 3: Cross multiply
    14,766,642.96x = 20,375,530.92 × 8,240,256.84
  4. Step 4: Simplify right side
    14,766,642.96x = 167,899,608,032,161.50
  5. Step 5: Solve for x
    x = 167,899,608,032,161.50/14,766,642.96
  6. Step 6: Final answer
    x = 11,370,194.87

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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.