Home / 20,621,703.57-30,932,550.74-5,269,022.00

Finding the Fourth Proportional to 20,621,703.57, 30,932,550.74 and 5,269,022.00

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Solution

The fourth proportional to 20,621,703.57, 30,932,550.74 and 5,269,022.00 is: 7,903,531.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,621,703.57 : 30,932,550.74 = 5,269,022.00 : x
  2. Step 2: Convert to fraction form
    20,621,703.57/30,932,550.74 = 5,269,022.00/x
  3. Step 3: Cross multiply
    20,621,703.57x = 30,932,550.74 × 5,269,022.00
  4. Step 4: Simplify right side
    20,621,703.57x = 162,984,290,513,678.72
  5. Step 5: Solve for x
    x = 162,984,290,513,678.72/20,621,703.57
  6. Step 6: Final answer
    x = 7,903,531.83

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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.