Home / 27,122,721.80-37,393,739.78-19,572,510.24

Finding the Fourth Proportional to 27,122,721.80, 37,393,739.78 and 19,572,510.24

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Solution

The fourth proportional to 27,122,721.80, 37,393,739.78 and 19,572,510.24 is: 26,984,362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,122,721.80 : 37,393,739.78 = 19,572,510.24 : x
  2. Step 2: Convert to fraction form
    27,122,721.80/37,393,739.78 = 19,572,510.24/x
  3. Step 3: Cross multiply
    27,122,721.80x = 37,393,739.78 × 19,572,510.24
  4. Step 4: Simplify right side
    27,122,721.80x = 731,889,354,755,945.25
  5. Step 5: Solve for x
    x = 731,889,354,755,945.25/27,122,721.80
  6. Step 6: Final answer
    x = 26,984,362.42

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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.