Home / 29,215,808.33-40,317,854.73-15,986,228.18

Finding the Fourth Proportional to 29,215,808.33, 40,317,854.73 and 15,986,228.18

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Solution

The fourth proportional to 29,215,808.33, 40,317,854.73 and 15,986,228.18 is: 22,061,016.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215,808.33 : 40,317,854.73 = 15,986,228.18 : x
  2. Step 2: Convert to fraction form
    29,215,808.33/40,317,854.73 = 15,986,228.18/x
  3. Step 3: Cross multiply
    29,215,808.33x = 40,317,854.73 × 15,986,228.18
  4. Step 4: Simplify right side
    29,215,808.33x = 644,530,425,240,283
  5. Step 5: Solve for x
    x = 644,530,425,240,283/29,215,808.33
  6. Step 6: Final answer
    x = 22,061,016.35

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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.