Home / 19,218,832.84-26,521,991.94-10,517,007.52

Finding the Fourth Proportional to 19,218,832.84, 26,521,991.94 and 10,517,007.52

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Solution

The fourth proportional to 19,218,832.84, 26,521,991.94 and 10,517,007.52 is: 14,513,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,218,832.84 : 26,521,991.94 = 10,517,007.52 : x
  2. Step 2: Convert to fraction form
    19,218,832.84/26,521,991.94 = 10,517,007.52/x
  3. Step 3: Cross multiply
    19,218,832.84x = 26,521,991.94 × 10,517,007.52
  4. Step 4: Simplify right side
    19,218,832.84x = 278,931,988,678,359.41
  5. Step 5: Solve for x
    x = 278,931,988,678,359.41/19,218,832.84
  6. Step 6: Final answer
    x = 14,513,471.81

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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.