Home / 14,319,286.25-21,450,585.70-12,524,196.65

Finding the Fourth Proportional to 14,319,286.25, 21,450,585.70 and 12,524,196.65

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Solution

The fourth proportional to 14,319,286.25, 21,450,585.70 and 12,524,196.65 is: 18,761,504.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,319,286.25 : 21,450,585.70 = 12,524,196.65 : x
  2. Step 2: Convert to fraction form
    14,319,286.25/21,450,585.70 = 12,524,196.65/x
  3. Step 3: Cross multiply
    14,319,286.25x = 21,450,585.70 × 12,524,196.65
  4. Step 4: Simplify right side
    14,319,286.25x = 268,651,353,564,477.91
  5. Step 5: Solve for x
    x = 268,651,353,564,477.91/14,319,286.25
  6. Step 6: Final answer
    x = 18,761,504.51

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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.