Home / 15,407,202.25-21,261,952.67-8,531,536.69

Finding the Fourth Proportional to 15,407,202.25, 21,261,952.67 and 8,531,536.69

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Solution

The fourth proportional to 15,407,202.25, 21,261,952.67 and 8,531,536.69 is: 11,773,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,407,202.25 : 21,261,952.67 = 8,531,536.69 : x
  2. Step 2: Convert to fraction form
    15,407,202.25/21,261,952.67 = 8,531,536.69/x
  3. Step 3: Cross multiply
    15,407,202.25x = 21,261,952.67 × 8,531,536.69
  4. Step 4: Simplify right side
    15,407,202.25x = 181,397,129,305,148.47
  5. Step 5: Solve for x
    x = 181,397,129,305,148.47/15,407,202.25
  6. Step 6: Final answer
    x = 11,773,528.14

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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.