Home / 35,755,168.62-49,347,444.87-21,066,139.38

Finding the Fourth Proportional to 35,755,168.62, 49,347,444.87 and 21,066,139.38

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Solution

The fourth proportional to 35,755,168.62, 49,347,444.87 and 21,066,139.38 is: 29,074,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,755,168.62 : 49,347,444.87 = 21,066,139.38 : x
  2. Step 2: Convert to fraction form
    35,755,168.62/49,347,444.87 = 21,066,139.38/x
  3. Step 3: Cross multiply
    35,755,168.62x = 49,347,444.87 × 21,066,139.38
  4. Step 4: Simplify right side
    35,755,168.62x = 1,039,560,151,678,285.88
  5. Step 5: Solve for x
    x = 1,039,560,151,678,285.88/35,755,168.62
  6. Step 6: Final answer
    x = 29,074,402.16

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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.