Home / 30,282,437.81-41,789,933.97-17,229,696.45

Finding the Fourth Proportional to 30,282,437.81, 41,789,933.97 and 17,229,696.45

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Solution

The fourth proportional to 30,282,437.81, 41,789,933.97 and 17,229,696.45 is: 23,777,077.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,282,437.81 : 41,789,933.97 = 17,229,696.45 : x
  2. Step 2: Convert to fraction form
    30,282,437.81/41,789,933.97 = 17,229,696.45/x
  3. Step 3: Cross multiply
    30,282,437.81x = 41,789,933.97 × 17,229,696.45
  4. Step 4: Simplify right side
    30,282,437.81x = 720,027,876,968,643.38
  5. Step 5: Solve for x
    x = 720,027,876,968,643.38/30,282,437.81
  6. Step 6: Final answer
    x = 23,777,077.71

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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.