Home / 34,238,777.58-47,244,468.36-20,820,597.66

Finding the Fourth Proportional to 34,238,777.58, 47,244,468.36 and 20,820,597.66

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Solution

The fourth proportional to 34,238,777.58, 47,244,468.36 and 20,820,597.66 is: 28,729,357.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238,777.58 : 47,244,468.36 = 20,820,597.66 : x
  2. Step 2: Convert to fraction form
    34,238,777.58/47,244,468.36 = 20,820,597.66/x
  3. Step 3: Cross multiply
    34,238,777.58x = 47,244,468.36 × 20,820,597.66
  4. Step 4: Simplify right side
    34,238,777.58x = 983,658,067,384,160
  5. Step 5: Solve for x
    x = 983,658,067,384,160/34,238,777.58
  6. Step 6: Final answer
    x = 28,729,357.09

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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.