Home / 55,329,963.70-83,045,137.20-28,055,230.60

Finding the Fourth Proportional to 55,329,963.70, 83,045,137.20 and 28,055,230.60

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Solution

The fourth proportional to 55,329,963.70, 83,045,137.20 and 28,055,230.60 is: 42,108,295.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,329,963.70 : 83,045,137.20 = 28,055,230.60 : x
  2. Step 2: Convert to fraction form
    55,329,963.70/83,045,137.20 = 28,055,230.60/x
  3. Step 3: Cross multiply
    55,329,963.70x = 83,045,137.20 × 28,055,230.60
  4. Step 4: Simplify right side
    55,329,963.70x = 2,329,850,474,354,638.50
  5. Step 5: Solve for x
    x = 2,329,850,474,354,638.50/55,329,963.70
  6. Step 6: Final answer
    x = 42,108,295.73

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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.