Home / 18,674,278.24-25,791,761.60-12,552,077.92

Finding the Fourth Proportional to 18,674,278.24, 25,791,761.60 and 12,552,077.92

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Solution

The fourth proportional to 18,674,278.24, 25,791,761.60 and 12,552,077.92 is: 17,336,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,674,278.24 : 25,791,761.60 = 12,552,077.92 : x
  2. Step 2: Convert to fraction form
    18,674,278.24/25,791,761.60 = 12,552,077.92/x
  3. Step 3: Cross multiply
    18,674,278.24x = 25,791,761.60 × 12,552,077.92
  4. Step 4: Simplify right side
    18,674,278.24x = 323,740,201,297,263.88
  5. Step 5: Solve for x
    x = 323,740,201,297,263.88/18,674,278.24
  6. Step 6: Final answer
    x = 17,336,156.03

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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.