Home / 73,107,617.60-109,703,416.80-27,701,998.40

Finding the Fourth Proportional to 73,107,617.60, 109,703,416.80 and 27,701,998.40

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Solution

The fourth proportional to 73,107,617.60, 109,703,416.80 and 27,701,998.40 is: 41,568,908.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,107,617.60 : 109,703,416.80 = 27,701,998.40 : x
  2. Step 2: Convert to fraction form
    73,107,617.60/109,703,416.80 = 27,701,998.40/x
  3. Step 3: Cross multiply
    73,107,617.60x = 109,703,416.80 × 27,701,998.40
  4. Step 4: Simplify right side
    73,107,617.60x = 3,039,003,876,668,133
  5. Step 5: Solve for x
    x = 3,039,003,876,668,133/73,107,617.60
  6. Step 6: Final answer
    x = 41,568,908.64

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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.