Home / 20,177,199.86-30,270,601.87-6,530,346.18

Finding the Fourth Proportional to 20,177,199.86, 30,270,601.87 and 6,530,346.18

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Solution

The fourth proportional to 20,177,199.86, 30,270,601.87 and 6,530,346.18 is: 9,797,073.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177,199.86 : 30,270,601.87 = 6,530,346.18 : x
  2. Step 2: Convert to fraction form
    20,177,199.86/30,270,601.87 = 6,530,346.18/x
  3. Step 3: Cross multiply
    20,177,199.86x = 30,270,601.87 × 6,530,346.18
  4. Step 4: Simplify right side
    20,177,199.86x = 197,677,509,271,729.47
  5. Step 5: Solve for x
    x = 197,677,509,271,729.47/20,177,199.86
  6. Step 6: Final answer
    x = 9,797,073.46

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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.