Home / 19,873,927.73-27,426,135.38-11,172,024.20

Finding the Fourth Proportional to 19,873,927.73, 27,426,135.38 and 11,172,024.20

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Solution

The fourth proportional to 19,873,927.73, 27,426,135.38 and 11,172,024.20 is: 15,417,458.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,873,927.73 : 27,426,135.38 = 11,172,024.20 : x
  2. Step 2: Convert to fraction form
    19,873,927.73/27,426,135.38 = 11,172,024.20/x
  3. Step 3: Cross multiply
    19,873,927.73x = 27,426,135.38 × 11,172,024.20
  4. Step 4: Simplify right side
    19,873,927.73x = 306,405,448,177,836.19
  5. Step 5: Solve for x
    x = 306,405,448,177,836.19/19,873,927.73
  6. Step 6: Final answer
    x = 15,417,458.11

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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.