Home / 18,976,551.20-28,466,576.64-6,197,122.88

Finding the Fourth Proportional to 18,976,551.20, 28,466,576.64 and 6,197,122.88

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Solution

The fourth proportional to 18,976,551.20, 28,466,576.64 and 6,197,122.88 is: 9,296,255.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976,551.20 : 28,466,576.64 = 6,197,122.88 : x
  2. Step 2: Convert to fraction form
    18,976,551.20/28,466,576.64 = 6,197,122.88/x
  3. Step 3: Cross multiply
    18,976,551.20x = 28,466,576.64 × 6,197,122.88
  4. Step 4: Simplify right side
    18,976,551.20x = 176,410,873,411,017.53
  5. Step 5: Solve for x
    x = 176,410,873,411,017.53/18,976,551.20
  6. Step 6: Final answer
    x = 9,296,255.76

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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.