Home / 19,187,936-26,479,420.92-10,486,112.72

Finding the Fourth Proportional to 19,187,936, 26,479,420.92 and 10,486,112.72

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Solution

The fourth proportional to 19,187,936, 26,479,420.92 and 10,486,112.72 is: 14,470,873.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,187,936 : 26,479,420.92 = 10,486,112.72 : x
  2. Step 2: Convert to fraction form
    19,187,936/26,479,420.92 = 10,486,112.72/x
  3. Step 3: Cross multiply
    19,187,936x = 26,479,420.92 × 10,486,112.72
  4. Step 4: Simplify right side
    19,187,936x = 277,666,192,527,446.12
  5. Step 5: Solve for x
    x = 277,666,192,527,446.12/19,187,936
  6. Step 6: Final answer
    x = 14,470,873.39

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.