Home / 8,085,015.90-12,127,523.85-3,290,237.10

Finding the Fourth Proportional to 8,085,015.90, 12,127,523.85 and 3,290,237.10

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Solution

The fourth proportional to 8,085,015.90, 12,127,523.85 and 3,290,237.10 is: 4,935,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,015.90 : 12,127,523.85 = 3,290,237.10 : x
  2. Step 2: Convert to fraction form
    8,085,015.90/12,127,523.85 = 3,290,237.10/x
  3. Step 3: Cross multiply
    8,085,015.90x = 12,127,523.85 × 3,290,237.10
  4. Step 4: Simplify right side
    8,085,015.90x = 39,902,428,902,404.84
  5. Step 5: Solve for x
    x = 39,902,428,902,404.84/8,085,015.90
  6. Step 6: Final answer
    x = 4,935,355.65

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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.