Home / 20,295,839.88-30,448,237.77-5,920,032.78

Finding the Fourth Proportional to 20,295,839.88, 30,448,237.77 and 5,920,032.78

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Solution

The fourth proportional to 20,295,839.88, 30,448,237.77 and 5,920,032.78 is: 8,881,355.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,295,839.88 : 30,448,237.77 = 5,920,032.78 : x
  2. Step 2: Convert to fraction form
    20,295,839.88/30,448,237.77 = 5,920,032.78/x
  3. Step 3: Cross multiply
    20,295,839.88x = 30,448,237.77 × 5,920,032.78
  4. Step 4: Simplify right side
    20,295,839.88x = 180,254,565,691,634.09
  5. Step 5: Solve for x
    x = 180,254,565,691,634.09/20,295,839.88
  6. Step 6: Final answer
    x = 8,881,355.33

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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.