Home / 20,654,524.80-30,984,739.65-7,008,300.90

Finding the Fourth Proportional to 20,654,524.80, 30,984,739.65 and 7,008,300.90

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Solution

The fourth proportional to 20,654,524.80, 30,984,739.65 and 7,008,300.90 is: 10,513,453.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,654,524.80 : 30,984,739.65 = 7,008,300.90 : x
  2. Step 2: Convert to fraction form
    20,654,524.80/30,984,739.65 = 7,008,300.90/x
  3. Step 3: Cross multiply
    20,654,524.80x = 30,984,739.65 × 7,008,300.90
  4. Step 4: Simplify right side
    20,654,524.80x = 217,150,378,775,360.69
  5. Step 5: Solve for x
    x = 217,150,378,775,360.69/20,654,524.80
  6. Step 6: Final answer
    x = 10,513,453.15

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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.