Home / 19,151,631.44-28,725,325.07-6,855,103.65

Finding the Fourth Proportional to 19,151,631.44, 28,725,325.07 and 6,855,103.65

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Solution

The fourth proportional to 19,151,631.44, 28,725,325.07 and 6,855,103.65 is: 10,281,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151,631.44 : 28,725,325.07 = 6,855,103.65 : x
  2. Step 2: Convert to fraction form
    19,151,631.44/28,725,325.07 = 6,855,103.65/x
  3. Step 3: Cross multiply
    19,151,631.44x = 28,725,325.07 × 6,855,103.65
  4. Step 4: Simplify right side
    19,151,631.44x = 196,915,080,700,518
  5. Step 5: Solve for x
    x = 196,915,080,700,518/19,151,631.44
  6. Step 6: Final answer
    x = 10,281,895.90

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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.