Home / 8,722,905.89-13,085,780.13-2,575,508.96

Finding the Fourth Proportional to 8,722,905.89, 13,085,780.13 and 2,575,508.96

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Solution

The fourth proportional to 8,722,905.89, 13,085,780.13 and 2,575,508.96 is: 3,863,683.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,722,905.89 : 13,085,780.13 = 2,575,508.96 : x
  2. Step 2: Convert to fraction form
    8,722,905.89/13,085,780.13 = 2,575,508.96/x
  3. Step 3: Cross multiply
    8,722,905.89x = 13,085,780.13 × 2,575,508.96
  4. Step 4: Simplify right side
    8,722,905.89x = 33,702,544,006,119.42
  5. Step 5: Solve for x
    x = 33,702,544,006,119.42/8,722,905.89
  6. Step 6: Final answer
    x = 3,863,683.09

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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.