Home / 26,986,652.51-40,479,947.29-8,790,818.31

Finding the Fourth Proportional to 26,986,652.51, 40,479,947.29 and 8,790,818.31

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Solution

The fourth proportional to 26,986,652.51, 40,479,947.29 and 8,790,818.31 is: 13,186,217.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986,652.51 : 40,479,947.29 = 8,790,818.31 : x
  2. Step 2: Convert to fraction form
    26,986,652.51/40,479,947.29 = 8,790,818.31/x
  3. Step 3: Cross multiply
    26,986,652.51x = 40,479,947.29 × 8,790,818.31
  4. Step 4: Simplify right side
    26,986,652.51x = 355,851,861,802,789.88
  5. Step 5: Solve for x
    x = 355,851,861,802,789.88/26,986,652.51
  6. Step 6: Final answer
    x = 13,186,217.21

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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.