Home / 15,672,254.51-23,497,649.66-7,981,011.29

Finding the Fourth Proportional to 15,672,254.51, 23,497,649.66 and 7,981,011.29

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Solution

The fourth proportional to 15,672,254.51, 23,497,649.66 and 7,981,011.29 is: 11,966,051.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,672,254.51 : 23,497,649.66 = 7,981,011.29 : x
  2. Step 2: Convert to fraction form
    15,672,254.51/23,497,649.66 = 7,981,011.29/x
  3. Step 3: Cross multiply
    15,672,254.51x = 23,497,649.66 × 7,981,011.29
  4. Step 4: Simplify right side
    15,672,254.51x = 187,535,007,067,531.38
  5. Step 5: Solve for x
    x = 187,535,007,067,531.38/15,672,254.51
  6. Step 6: Final answer
    x = 11,966,051.66

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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.