Home / 27,221,937.12-37,567,123.92-15,621,622.56

Finding the Fourth Proportional to 27,221,937.12, 37,567,123.92 and 15,621,622.56

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Solution

The fourth proportional to 27,221,937.12, 37,567,123.92 and 15,621,622.56 is: 21,558,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,221,937.12 : 37,567,123.92 = 15,621,622.56 : x
  2. Step 2: Convert to fraction form
    27,221,937.12/37,567,123.92 = 15,621,622.56/x
  3. Step 3: Cross multiply
    27,221,937.12x = 37,567,123.92 × 15,621,622.56
  4. Step 4: Simplify right side
    27,221,937.12x = 586,859,430,542,987.62
  5. Step 5: Solve for x
    x = 586,859,430,542,987.62/27,221,937.12
  6. Step 6: Final answer
    x = 21,558,327.31

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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.