Home / 31,285,120.75-43,177,933.72-17,349,574.97

Finding the Fourth Proportional to 31,285,120.75, 43,177,933.72 and 17,349,574.97

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Solution

The fourth proportional to 31,285,120.75, 43,177,933.72 and 17,349,574.97 is: 23,944,890.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,285,120.75 : 43,177,933.72 = 17,349,574.97 : x
  2. Step 2: Convert to fraction form
    31,285,120.75/43,177,933.72 = 17,349,574.97/x
  3. Step 3: Cross multiply
    31,285,120.75x = 43,177,933.72 × 17,349,574.97
  4. Step 4: Simplify right side
    31,285,120.75x = 749,118,798,124,830.88
  5. Step 5: Solve for x
    x = 749,118,798,124,830.88/31,285,120.75
  6. Step 6: Final answer
    x = 23,944,890.74

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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.