Home / 19,642,026.09-27,106,003.89-11,386,874.43

Finding the Fourth Proportional to 19,642,026.09, 27,106,003.89 and 11,386,874.43

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Solution

The fourth proportional to 19,642,026.09, 27,106,003.89 and 11,386,874.43 is: 15,713,891.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,642,026.09 : 27,106,003.89 = 11,386,874.43 : x
  2. Step 2: Convert to fraction form
    19,642,026.09/27,106,003.89 = 11,386,874.43/x
  3. Step 3: Cross multiply
    19,642,026.09x = 27,106,003.89 × 11,386,874.43
  4. Step 4: Simplify right side
    19,642,026.09x = 308,652,662,594,521.56
  5. Step 5: Solve for x
    x = 308,652,662,594,521.56/19,642,026.09
  6. Step 6: Final answer
    x = 15,713,891.28

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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.