Home / 69,992,150.04-104,978,881.17-20,807,080.83

Finding the Fourth Proportional to 69,992,150.04, 104,978,881.17 and 20,807,080.83

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Solution

The fourth proportional to 69,992,150.04, 104,978,881.17 and 20,807,080.83 is: 31,207,843.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,992,150.04 : 104,978,881.17 = 20,807,080.83 : x
  2. Step 2: Convert to fraction form
    69,992,150.04/104,978,881.17 = 20,807,080.83/x
  3. Step 3: Cross multiply
    69,992,150.04x = 104,978,881.17 × 20,807,080.83
  4. Step 4: Simplify right side
    69,992,150.04x = 2,184,304,065,947,154.75
  5. Step 5: Solve for x
    x = 2,184,304,065,947,154.75/69,992,150.04
  6. Step 6: Final answer
    x = 31,207,843.52

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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.