Home / 38,371,481.64-52,952,782.14-20,967,826.68

Finding the Fourth Proportional to 38,371,481.64, 52,952,782.14 and 20,967,826.68

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Solution

The fourth proportional to 38,371,481.64, 52,952,782.14 and 20,967,826.68 is: 28,935,675.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,371,481.64 : 52,952,782.14 = 20,967,826.68 : x
  2. Step 2: Convert to fraction form
    38,371,481.64/52,952,782.14 = 20,967,826.68/x
  3. Step 3: Cross multiply
    38,371,481.64x = 52,952,782.14 × 20,967,826.68
  4. Step 4: Simplify right side
    38,371,481.64x = 1,110,304,758,135,319.50
  5. Step 5: Solve for x
    x = 1,110,304,758,135,319.50/38,371,481.64
  6. Step 6: Final answer
    x = 28,935,675.94

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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.