Home / 45,993,109.68-68,989,664.58-18,693,006.30

Finding the Fourth Proportional to 45,993,109.68, 68,989,664.58 and 18,693,006.30

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Solution

The fourth proportional to 45,993,109.68, 68,989,664.58 and 18,693,006.30 is: 28,039,509.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,993,109.68 : 68,989,664.58 = 18,693,006.30 : x
  2. Step 2: Convert to fraction form
    45,993,109.68/68,989,664.58 = 18,693,006.30/x
  3. Step 3: Cross multiply
    45,993,109.68x = 68,989,664.58 × 18,693,006.30
  4. Step 4: Simplify right side
    45,993,109.68x = 1,289,624,234,628,826.75
  5. Step 5: Solve for x
    x = 1,289,624,234,628,826.75/45,993,109.68
  6. Step 6: Final answer
    x = 28,039,509.47

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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.