Home / 45,231,574.07-67,876,056.87-19,324,070.30

Finding the Fourth Proportional to 45,231,574.07, 67,876,056.87 and 19,324,070.30

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Solution

The fourth proportional to 45,231,574.07, 67,876,056.87 and 19,324,070.30 is: 28,998,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,231,574.07 : 67,876,056.87 = 19,324,070.30 : x
  2. Step 2: Convert to fraction form
    45,231,574.07/67,876,056.87 = 19,324,070.30/x
  3. Step 3: Cross multiply
    45,231,574.07x = 67,876,056.87 × 19,324,070.30
  4. Step 4: Simplify right side
    45,231,574.07x = 1,311,641,694,739,902.50
  5. Step 5: Solve for x
    x = 1,311,641,694,739,902.50/45,231,574.07
  6. Step 6: Final answer
    x = 28,998,365.01

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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.