Home / 18,976,542.18-28,466,563.14-6,197,113.86

Finding the Fourth Proportional to 18,976,542.18, 28,466,563.14 and 6,197,113.86

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Solution

The fourth proportional to 18,976,542.18, 28,466,563.14 and 6,197,113.86 is: 9,296,242.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976,542.18 : 28,466,563.14 = 6,197,113.86 : x
  2. Step 2: Convert to fraction form
    18,976,542.18/28,466,563.14 = 6,197,113.86/x
  3. Step 3: Cross multiply
    18,976,542.18x = 28,466,563.14 × 6,197,113.86
  4. Step 4: Simplify right side
    18,976,542.18x = 176,410,532,981,459.12
  5. Step 5: Solve for x
    x = 176,410,532,981,459.12/18,976,542.18
  6. Step 6: Final answer
    x = 9,296,242.24

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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.