Home / 54,525,703.20-81,719,089.20-28,978,951.20

Finding the Fourth Proportional to 54,525,703.20, 81,719,089.20 and 28,978,951.20

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Solution

The fourth proportional to 54,525,703.20, 81,719,089.20 and 28,978,951.20 is: 43,431,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,525,703.20 : 81,719,089.20 = 28,978,951.20 : x
  2. Step 2: Convert to fraction form
    54,525,703.20/81,719,089.20 = 28,978,951.20/x
  3. Step 3: Cross multiply
    54,525,703.20x = 81,719,089.20 × 28,978,951.20
  4. Step 4: Simplify right side
    54,525,703.20x = 2,368,133,498,035,247
  5. Step 5: Solve for x
    x = 2,368,133,498,035,247/54,525,703.20
  6. Step 6: Final answer
    x = 43,431,507.69

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