Home / 28,722,023.22-39,636,203.94-16,332,117.56

Finding the Fourth Proportional to 28,722,023.22, 39,636,203.94 and 16,332,117.56

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Solution

The fourth proportional to 28,722,023.22, 39,636,203.94 and 16,332,117.56 is: 22,538,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,722,023.22 : 39,636,203.94 = 16,332,117.56 : x
  2. Step 2: Convert to fraction form
    28,722,023.22/39,636,203.94 = 16,332,117.56/x
  3. Step 3: Cross multiply
    28,722,023.22x = 39,636,203.94 × 16,332,117.56
  4. Step 4: Simplify right side
    28,722,023.22x = 647,343,142,182,034.12
  5. Step 5: Solve for x
    x = 647,343,142,182,034.12/28,722,023.22
  6. Step 6: Final answer
    x = 22,538,215.27

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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.