Home / 12,415,098.24-17,123,129.56-8,065,585.96

Finding the Fourth Proportional to 12,415,098.24, 17,123,129.56 and 8,065,585.96

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Solution

The fourth proportional to 12,415,098.24, 17,123,129.56 and 8,065,585.96 is: 11,124,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,415,098.24 : 17,123,129.56 = 8,065,585.96 : x
  2. Step 2: Convert to fraction form
    12,415,098.24/17,123,129.56 = 8,065,585.96/x
  3. Step 3: Cross multiply
    12,415,098.24x = 17,123,129.56 × 8,065,585.96
  4. Step 4: Simplify right side
    12,415,098.24x = 138,108,073,370,396.97
  5. Step 5: Solve for x
    x = 138,108,073,370,396.97/12,415,098.24
  6. Step 6: Final answer
    x = 11,124,203.02

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1.5x scale

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.