Home / 39,540,996.45-59,320,438.14-21,344,801.06

Finding the Fourth Proportional to 39,540,996.45, 59,320,438.14 and 21,344,801.06

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Solution

The fourth proportional to 39,540,996.45, 59,320,438.14 and 21,344,801.06 is: 32,022,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,540,996.45 : 59,320,438.14 = 21,344,801.06 : x
  2. Step 2: Convert to fraction form
    39,540,996.45/59,320,438.14 = 21,344,801.06/x
  3. Step 3: Cross multiply
    39,540,996.45x = 59,320,438.14 × 21,344,801.06
  4. Step 4: Simplify right side
    39,540,996.45x = 1,266,182,950,998,616
  5. Step 5: Solve for x
    x = 1,266,182,950,998,616/39,540,996.45
  6. Step 6: Final answer
    x = 32,022,029.40

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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.