Home / 20,588,321.64-30,862,399.86-9,802,724.52

Finding the Fourth Proportional to 20,588,321.64, 30,862,399.86 and 9,802,724.52

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Solution

The fourth proportional to 20,588,321.64, 30,862,399.86 and 9,802,724.52 is: 14,694,524.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,588,321.64 : 30,862,399.86 = 9,802,724.52 : x
  2. Step 2: Convert to fraction form
    20,588,321.64/30,862,399.86 = 9,802,724.52/x
  3. Step 3: Cross multiply
    20,588,321.64x = 30,862,399.86 × 9,802,724.52
  4. Step 4: Simplify right side
    20,588,321.64x = 302,535,603,853,666.56
  5. Step 5: Solve for x
    x = 302,535,603,853,666.56/20,588,321.64
  6. Step 6: Final answer
    x = 14,694,524.84

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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.