Home / 21,352,071.12-31,953,670.80-17,469,008.88

Finding the Fourth Proportional to 21,352,071.12, 31,953,670.80 and 17,469,008.88

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Solution

The fourth proportional to 21,352,071.12, 31,953,670.80 and 17,469,008.88 is: 26,142,614.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,071.12 : 31,953,670.80 = 17,469,008.88 : x
  2. Step 2: Convert to fraction form
    21,352,071.12/31,953,670.80 = 17,469,008.88/x
  3. Step 3: Cross multiply
    21,352,071.12x = 31,953,670.80 × 17,469,008.88
  4. Step 4: Simplify right side
    21,352,071.12x = 558,198,958,953,796.69
  5. Step 5: Solve for x
    x = 558,198,958,953,796.69/21,352,071.12
  6. Step 6: Final answer
    x = 26,142,614.26

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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.