Home / 28,272,222.39-42,384,044.94-9,825,770.72

Finding the Fourth Proportional to 28,272,222.39, 42,384,044.94 and 9,825,770.72

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Solution

The fourth proportional to 28,272,222.39, 42,384,044.94 and 9,825,770.72 is: 14,730,214.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,272,222.39 : 42,384,044.94 = 9,825,770.72 : x
  2. Step 2: Convert to fraction form
    28,272,222.39/42,384,044.94 = 9,825,770.72/x
  3. Step 3: Cross multiply
    28,272,222.39x = 42,384,044.94 × 9,825,770.72
  4. Step 4: Simplify right side
    28,272,222.39x = 416,455,907,554,695.88
  5. Step 5: Solve for x
    x = 416,455,907,554,695.88/28,272,222.39
  6. Step 6: Final answer
    x = 14,730,214.76

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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.