Home / 51,844,778.53-71,546,392.61-28,639,419.01

Finding the Fourth Proportional to 51,844,778.53, 71,546,392.61 and 28,639,419.01

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Solution

The fourth proportional to 51,844,778.53, 71,546,392.61 and 28,639,419.01 is: 39,522,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,844,778.53 : 71,546,392.61 = 28,639,419.01 : x
  2. Step 2: Convert to fraction form
    51,844,778.53/71,546,392.61 = 28,639,419.01/x
  3. Step 3: Cross multiply
    51,844,778.53x = 71,546,392.61 × 28,639,419.01
  4. Step 4: Simplify right side
    51,844,778.53x = 2,049,047,116,611,757.50
  5. Step 5: Solve for x
    x = 2,049,047,116,611,757.50/51,844,778.53
  6. Step 6: Final answer
    x = 39,522,728.70

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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.