Home / 14,119,585.92-21,179,376-8,441,435.52

Finding the Fourth Proportional to 14,119,585.92, 21,179,376 and 8,441,435.52

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Solution

The fourth proportional to 14,119,585.92, 21,179,376 and 8,441,435.52 is: 12,662,151.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,119,585.92 : 21,179,376 = 8,441,435.52 : x
  2. Step 2: Convert to fraction form
    14,119,585.92/21,179,376 = 8,441,435.52/x
  3. Step 3: Cross multiply
    14,119,585.92x = 21,179,376 × 8,441,435.52
  4. Step 4: Simplify right side
    14,119,585.92x = 178,784,336,857,835.50
  5. Step 5: Solve for x
    x = 178,784,336,857,835.50/14,119,585.92
  6. Step 6: Final answer
    x = 12,662,151.56

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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.