Home / 5,110,143.21-7,666,813.35-1,515,929.04

Finding the Fourth Proportional to 5,110,143.21, 7,666,813.35 and 1,515,929.04

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Solution

The fourth proportional to 5,110,143.21, 7,666,813.35 and 1,515,929.04 is: 2,274,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,110,143.21 : 7,666,813.35 = 1,515,929.04 : x
  2. Step 2: Convert to fraction form
    5,110,143.21/7,666,813.35 = 1,515,929.04/x
  3. Step 3: Cross multiply
    5,110,143.21x = 7,666,813.35 × 1,515,929.04
  4. Step 4: Simplify right side
    5,110,143.21x = 11,622,345,001,524.68
  5. Step 5: Solve for x
    x = 11,622,345,001,524.68/5,110,143.21
  6. Step 6: Final answer
    x = 2,274,367.77

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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.