Home / 18,964,026.78-26,170,426-10,262,198.60

Finding the Fourth Proportional to 18,964,026.78, 26,170,426 and 10,262,198.60

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Solution

The fourth proportional to 18,964,026.78, 26,170,426 and 10,262,198.60 is: 14,161,871.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964,026.78 : 26,170,426 = 10,262,198.60 : x
  2. Step 2: Convert to fraction form
    18,964,026.78/26,170,426 = 10,262,198.60/x
  3. Step 3: Cross multiply
    18,964,026.78x = 26,170,426 × 10,262,198.60
  4. Step 4: Simplify right side
    18,964,026.78x = 268,566,109,058,603.59
  5. Step 5: Solve for x
    x = 268,566,109,058,603.59/18,964,026.78
  6. Step 6: Final answer
    x = 14,161,871.43

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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.