Home / 45,665,403.42-68,508,180.34-13,319,837.44

Finding the Fourth Proportional to 45,665,403.42, 68,508,180.34 and 13,319,837.44

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Solution

The fourth proportional to 45,665,403.42, 68,508,180.34 and 13,319,837.44 is: 19,982,694.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,665,403.42 : 68,508,180.34 = 13,319,837.44 : x
  2. Step 2: Convert to fraction form
    45,665,403.42/68,508,180.34 = 13,319,837.44/x
  3. Step 3: Cross multiply
    45,665,403.42x = 68,508,180.34 × 13,319,837.44
  4. Step 4: Simplify right side
    45,665,403.42x = 912,517,825,439,004
  5. Step 5: Solve for x
    x = 912,517,825,439,004/45,665,403.42
  6. Step 6: Final answer
    x = 19,982,694.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.