Home / 36,112,754.61-49,835,882.98-21,224,080.29

Finding the Fourth Proportional to 36,112,754.61, 49,835,882.98 and 21,224,080.29

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Solution

The fourth proportional to 36,112,754.61, 49,835,882.98 and 21,224,080.29 is: 29,289,396.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,112,754.61 : 49,835,882.98 = 21,224,080.29 : x
  2. Step 2: Convert to fraction form
    36,112,754.61/49,835,882.98 = 21,224,080.29/x
  3. Step 3: Cross multiply
    36,112,754.61x = 49,835,882.98 × 21,224,080.29
  4. Step 4: Simplify right side
    36,112,754.61x = 1,057,720,781,637,504.25
  5. Step 5: Solve for x
    x = 1,057,720,781,637,504.25/36,112,754.61
  6. Step 6: Final answer
    x = 29,289,396.31

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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.