Home / 26,912,020.72-37,187,168.86-19,163,610.94

Finding the Fourth Proportional to 26,912,020.72, 37,187,168.86 and 19,163,610.94

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Solution

The fourth proportional to 26,912,020.72, 37,187,168.86 and 19,163,610.94 is: 26,480,376.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912,020.72 : 37,187,168.86 = 19,163,610.94 : x
  2. Step 2: Convert to fraction form
    26,912,020.72/37,187,168.86 = 19,163,610.94/x
  3. Step 3: Cross multiply
    26,912,020.72x = 37,187,168.86 × 19,163,610.94
  4. Step 4: Simplify right side
    26,912,020.72x = 712,640,435,993,123.38
  5. Step 5: Solve for x
    x = 712,640,435,993,123.38/26,912,020.72
  6. Step 6: Final answer
    x = 26,480,376.31

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1.5x scale

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.