Home / 28,722,425.44-39,636,756.58-16,332,519.76

Finding the Fourth Proportional to 28,722,425.44, 39,636,756.58 and 16,332,519.76

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Solution

The fourth proportional to 28,722,425.44, 39,636,756.58 and 16,332,519.76 is: 22,538,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,722,425.44 : 39,636,756.58 = 16,332,519.76 : x
  2. Step 2: Convert to fraction form
    28,722,425.44/39,636,756.58 = 16,332,519.76/x
  3. Step 3: Cross multiply
    28,722,425.44x = 39,636,756.58 × 16,332,519.76
  4. Step 4: Simplify right side
    28,722,425.44x = 647,368,110,023,055
  5. Step 5: Solve for x
    x = 647,368,110,023,055/28,722,425.44
  6. Step 6: Final answer
    x = 22,538,768.93

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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.