Home / 57,398,721.21-86,057,712.63-26,660,665.44

Finding the Fourth Proportional to 57,398,721.21, 86,057,712.63 and 26,660,665.44

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Solution

The fourth proportional to 57,398,721.21, 86,057,712.63 and 26,660,665.44 is: 39,972,247.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,398,721.21 : 86,057,712.63 = 26,660,665.44 : x
  2. Step 2: Convert to fraction form
    57,398,721.21/86,057,712.63 = 26,660,665.44/x
  3. Step 3: Cross multiply
    57,398,721.21x = 86,057,712.63 × 26,660,665.44
  4. Step 4: Simplify right side
    57,398,721.21x = 2,294,355,884,960,092.50
  5. Step 5: Solve for x
    x = 2,294,355,884,960,092.50/57,398,721.21
  6. Step 6: Final answer
    x = 39,972,247.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.