Home / 40,098,468.54-55,335,941.19-21,763,754.94

Finding the Fourth Proportional to 40,098,468.54, 55,335,941.19 and 21,763,754.94

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Solution

The fourth proportional to 40,098,468.54, 55,335,941.19 and 21,763,754.94 is: 30,034,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098,468.54 : 55,335,941.19 = 21,763,754.94 : x
  2. Step 2: Convert to fraction form
    40,098,468.54/55,335,941.19 = 21,763,754.94/x
  3. Step 3: Cross multiply
    40,098,468.54x = 55,335,941.19 × 21,763,754.94
  4. Step 4: Simplify right side
    40,098,468.54x = 1,204,317,863,433,412
  5. Step 5: Solve for x
    x = 1,204,317,863,433,412/40,098,468.54
  6. Step 6: Final answer
    x = 30,034,011.45

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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.