Home / 51,929,180.88-71,661,384.96-28,724,288.88

Finding the Fourth Proportional to 51,929,180.88, 71,661,384.96 and 28,724,288.88

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Solution

The fourth proportional to 51,929,180.88, 71,661,384.96 and 28,724,288.88 is: 39,639,029.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,929,180.88 : 71,661,384.96 = 28,724,288.88 : x
  2. Step 2: Convert to fraction form
    51,929,180.88/71,661,384.96 = 28,724,288.88/x
  3. Step 3: Cross multiply
    51,929,180.88x = 71,661,384.96 × 28,724,288.88
  4. Step 4: Simplify right side
    51,929,180.88x = 2,058,422,323,131,927
  5. Step 5: Solve for x
    x = 2,058,422,323,131,927/51,929,180.88
  6. Step 6: Final answer
    x = 39,639,029.31

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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.