Home / 3,342,403.70-5,013,605.55-3,129,827.30

Finding the Fourth Proportional to 3,342,403.70, 5,013,605.55 and 3,129,827.30

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Solution

The fourth proportional to 3,342,403.70, 5,013,605.55 and 3,129,827.30 is: 4,694,740.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,342,403.70 : 5,013,605.55 = 3,129,827.30 : x
  2. Step 2: Convert to fraction form
    3,342,403.70/5,013,605.55 = 3,129,827.30/x
  3. Step 3: Cross multiply
    3,342,403.70x = 5,013,605.55 × 3,129,827.30
  4. Step 4: Simplify right side
    3,342,403.70x = 15,691,719,521,821.51
  5. Step 5: Solve for x
    x = 15,691,719,521,821.51/3,342,403.70
  6. Step 6: Final answer
    x = 4,694,740.95

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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.