Home / 29,240,802-43,876,547.64-11,981,814.48

Finding the Fourth Proportional to 29,240,802, 43,876,547.64 and 11,981,814.48

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Solution

The fourth proportional to 29,240,802, 43,876,547.64 and 11,981,814.48 is: 17,979,009.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,240,802 : 43,876,547.64 = 11,981,814.48 : x
  2. Step 2: Convert to fraction form
    29,240,802/43,876,547.64 = 11,981,814.48/x
  3. Step 3: Cross multiply
    29,240,802x = 43,876,547.64 × 11,981,814.48
  4. Step 4: Simplify right side
    29,240,802x = 525,720,653,845,361.88
  5. Step 5: Solve for x
    x = 525,720,653,845,361.88/29,240,802
  6. Step 6: Final answer
    x = 17,979,009.39

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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.