Home / 28,443,023.88-39,244,546.89-17,279,293.76

Finding the Fourth Proportional to 28,443,023.88, 39,244,546.89 and 17,279,293.76

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Solution

The fourth proportional to 28,443,023.88, 39,244,546.89 and 17,279,293.76 is: 23,841,278.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,443,023.88 : 39,244,546.89 = 17,279,293.76 : x
  2. Step 2: Convert to fraction form
    28,443,023.88/39,244,546.89 = 17,279,293.76/x
  3. Step 3: Cross multiply
    28,443,023.88x = 39,244,546.89 × 17,279,293.76
  4. Step 4: Simplify right side
    28,443,023.88x = 678,118,053,994,181.62
  5. Step 5: Solve for x
    x = 678,118,053,994,181.62/28,443,023.88
  6. Step 6: Final answer
    x = 23,841,278.51

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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.