Home / 39,354,451.97-54,309,001.70-21,950,783.46

Finding the Fourth Proportional to 39,354,451.97, 54,309,001.70 and 21,950,783.46

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Solution

The fourth proportional to 39,354,451.97, 54,309,001.70 and 21,950,783.46 is: 30,292,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,354,451.97 : 54,309,001.70 = 21,950,783.46 : x
  2. Step 2: Convert to fraction form
    39,354,451.97/54,309,001.70 = 21,950,783.46/x
  3. Step 3: Cross multiply
    39,354,451.97x = 54,309,001.70 × 21,950,783.46
  4. Step 4: Simplify right side
    39,354,451.97x = 1,192,125,136,300,349
  5. Step 5: Solve for x
    x = 1,192,125,136,300,349/39,354,451.97
  6. Step 6: Final answer
    x = 30,292,001.97

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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.