Home / 45,993,110.43-68,989,665.71-18,693,007.05

Finding the Fourth Proportional to 45,993,110.43, 68,989,665.71 and 18,693,007.05

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Solution

The fourth proportional to 45,993,110.43, 68,989,665.71 and 18,693,007.05 is: 28,039,510.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,993,110.43 : 68,989,665.71 = 18,693,007.05 : x
  2. Step 2: Convert to fraction form
    45,993,110.43/68,989,665.71 = 18,693,007.05/x
  3. Step 3: Cross multiply
    45,993,110.43x = 68,989,665.71 × 18,693,007.05
  4. Step 4: Simplify right side
    45,993,110.43x = 1,289,624,307,055,760
  5. Step 5: Solve for x
    x = 1,289,624,307,055,760/45,993,110.43
  6. Step 6: Final answer
    x = 28,039,510.59

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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.