Home / 21,987,681.80-32,981,776.59-6,635,104.43

Finding the Fourth Proportional to 21,987,681.80, 32,981,776.59 and 6,635,104.43

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Solution

The fourth proportional to 21,987,681.80, 32,981,776.59 and 6,635,104.43 is: 9,952,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,987,681.80 : 32,981,776.59 = 6,635,104.43 : x
  2. Step 2: Convert to fraction form
    21,987,681.80/32,981,776.59 = 6,635,104.43/x
  3. Step 3: Cross multiply
    21,987,681.80x = 32,981,776.59 × 6,635,104.43
  4. Step 4: Simplify right side
    21,987,681.80x = 218,837,531,961,579.28
  5. Step 5: Solve for x
    x = 218,837,531,961,579.28/21,987,681.80
  6. Step 6: Final answer
    x = 9,952,733.26

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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.