Home / 27,028,791.80-37,300,335-15,426,122.56

Finding the Fourth Proportional to 27,028,791.80, 37,300,335 and 15,426,122.56

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Solution

The fourth proportional to 27,028,791.80, 37,300,335 and 15,426,122.56 is: 21,288,392.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,028,791.80 : 37,300,335 = 15,426,122.56 : x
  2. Step 2: Convert to fraction form
    27,028,791.80/37,300,335 = 15,426,122.56/x
  3. Step 3: Cross multiply
    27,028,791.80x = 37,300,335 × 15,426,122.56
  4. Step 4: Simplify right side
    27,028,791.80x = 575,399,539,239,057.62
  5. Step 5: Solve for x
    x = 575,399,539,239,057.62/27,028,791.80
  6. Step 6: Final answer
    x = 21,288,392.89

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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.