Home / 51,036,356.20-76,554,534.30-45,775,090.30

Finding the Fourth Proportional to 51,036,356.20, 76,554,534.30 and 45,775,090.30

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Solution

The fourth proportional to 51,036,356.20, 76,554,534.30 and 45,775,090.30 is: 68,662,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,036,356.20 : 76,554,534.30 = 45,775,090.30 : x
  2. Step 2: Convert to fraction form
    51,036,356.20/76,554,534.30 = 45,775,090.30/x
  3. Step 3: Cross multiply
    51,036,356.20x = 76,554,534.30 × 45,775,090.30
  4. Step 4: Simplify right side
    51,036,356.20x = 3,504,290,720,456,947
  5. Step 5: Solve for x
    x = 3,504,290,720,456,947/51,036,356.20
  6. Step 6: Final answer
    x = 68,662,635.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.