Home / 31,008,453.82-42,791,666.34-17,260,665.64

Finding the Fourth Proportional to 31,008,453.82, 42,791,666.34 and 17,260,665.64

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Solution

The fourth proportional to 31,008,453.82, 42,791,666.34 and 17,260,665.64 is: 23,819,718.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008,453.82 : 42,791,666.34 = 17,260,665.64 : x
  2. Step 2: Convert to fraction form
    31,008,453.82/42,791,666.34 = 17,260,665.64/x
  3. Step 3: Cross multiply
    31,008,453.82x = 42,791,666.34 × 17,260,665.64
  4. Step 4: Simplify right side
    31,008,453.82x = 738,612,644,873,182.62
  5. Step 5: Solve for x
    x = 738,612,644,873,182.62/31,008,453.82
  6. Step 6: Final answer
    x = 23,819,718.62

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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.