Home / 20,257,886.67-27,959,417.19-12,002,596.81

Finding the Fourth Proportional to 20,257,886.67, 27,959,417.19 and 12,002,596.81

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Solution

The fourth proportional to 20,257,886.67, 27,959,417.19 and 12,002,596.81 is: 16,565,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,257,886.67 : 27,959,417.19 = 12,002,596.81 : x
  2. Step 2: Convert to fraction form
    20,257,886.67/27,959,417.19 = 12,002,596.81/x
  3. Step 3: Cross multiply
    20,257,886.67x = 27,959,417.19 × 12,002,596.81
  4. Step 4: Simplify right side
    20,257,886.67x = 335,585,611,504,254.62
  5. Step 5: Solve for x
    x = 335,585,611,504,254.62/20,257,886.67
  6. Step 6: Final answer
    x = 16,565,677.21

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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.