Home / 51,773,821.68-71,449,389.96-28,253,873.96

Finding the Fourth Proportional to 51,773,821.68, 71,449,389.96 and 28,253,873.96

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Solution

The fourth proportional to 51,773,821.68, 71,449,389.96 and 28,253,873.96 is: 38,991,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,773,821.68 : 71,449,389.96 = 28,253,873.96 : x
  2. Step 2: Convert to fraction form
    51,773,821.68/71,449,389.96 = 28,253,873.96/x
  3. Step 3: Cross multiply
    51,773,821.68x = 71,449,389.96 × 28,253,873.96
  4. Step 4: Simplify right side
    51,773,821.68x = 2,018,722,058,448,729.25
  5. Step 5: Solve for x
    x = 2,018,722,058,448,729.25/51,773,821.68
  6. Step 6: Final answer
    x = 38,991,173.40

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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.