Home / 73,097,268.40-109,646,150.46-18,509,829.40

Finding the Fourth Proportional to 73,097,268.40, 109,646,150.46 and 18,509,829.40

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Solution

The fourth proportional to 73,097,268.40, 109,646,150.46 and 18,509,829.40 is: 27,764,806.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,097,268.40 : 109,646,150.46 = 18,509,829.40 : x
  2. Step 2: Convert to fraction form
    73,097,268.40/109,646,150.46 = 18,509,829.40/x
  3. Step 3: Cross multiply
    73,097,268.40x = 109,646,150.46 × 18,509,829.40
  4. Step 4: Simplify right side
    73,097,268.40x = 2,029,531,539,381,331.25
  5. Step 5: Solve for x
    x = 2,029,531,539,381,331.25/73,097,268.40
  6. Step 6: Final answer
    x = 27,764,806.86

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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.