Home / 29,686,520.80-44,529,781.20-18,349,112.80

Finding the Fourth Proportional to 29,686,520.80, 44,529,781.20 and 18,349,112.80

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Solution

The fourth proportional to 29,686,520.80, 44,529,781.20 and 18,349,112.80 is: 27,523,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,686,520.80 : 44,529,781.20 = 18,349,112.80 : x
  2. Step 2: Convert to fraction form
    29,686,520.80/44,529,781.20 = 18,349,112.80/x
  3. Step 3: Cross multiply
    29,686,520.80x = 44,529,781.20 × 18,349,112.80
  4. Step 4: Simplify right side
    29,686,520.80x = 817,081,978,198,119.50
  5. Step 5: Solve for x
    x = 817,081,978,198,119.50/29,686,520.80
  6. Step 6: Final answer
    x = 27,523,669.20

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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.