Home / 30,267,007.45-41,768,078.35-16,515,734.65

Finding the Fourth Proportional to 30,267,007.45, 41,768,078.35 and 16,515,734.65

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Solution

The fourth proportional to 30,267,007.45, 41,768,078.35 and 16,515,734.65 is: 22,791,499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,267,007.45 : 41,768,078.35 = 16,515,734.65 : x
  2. Step 2: Convert to fraction form
    30,267,007.45/41,768,078.35 = 16,515,734.65/x
  3. Step 3: Cross multiply
    30,267,007.45x = 41,768,078.35 × 16,515,734.65
  4. Step 4: Simplify right side
    30,267,007.45x = 689,830,498,869,009.88
  5. Step 5: Solve for x
    x = 689,830,498,869,009.88/30,267,007.45
  6. Step 6: Final answer
    x = 22,791,499.95

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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.