Home / 6,142,922.67-8,480,302.31-3,820,563.77

Finding the Fourth Proportional to 6,142,922.67, 8,480,302.31 and 3,820,563.77

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Solution

The fourth proportional to 6,142,922.67, 8,480,302.31 and 3,820,563.77 is: 5,274,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,922.67 : 8,480,302.31 = 3,820,563.77 : x
  2. Step 2: Convert to fraction form
    6,142,922.67/8,480,302.31 = 3,820,563.77/x
  3. Step 3: Cross multiply
    6,142,922.67x = 8,480,302.31 × 3,820,563.77
  4. Step 4: Simplify right side
    6,142,922.67x = 32,399,535,794,985.47
  5. Step 5: Solve for x
    x = 32,399,535,794,985.47/6,142,922.67
  6. Step 6: Final answer
    x = 5,274,286.77

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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.