Home / 12,234,809.71-18,352,215.92-5,825,631.25

Finding the Fourth Proportional to 12,234,809.71, 18,352,215.92 and 5,825,631.25

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Solution

The fourth proportional to 12,234,809.71, 18,352,215.92 and 5,825,631.25 is: 8,738,447.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234,809.71 : 18,352,215.92 = 5,825,631.25 : x
  2. Step 2: Convert to fraction form
    12,234,809.71/18,352,215.92 = 5,825,631.25/x
  3. Step 3: Cross multiply
    12,234,809.71x = 18,352,215.92 × 5,825,631.25
  4. Step 4: Simplify right side
    12,234,809.71x = 106,913,242,570,299.52
  5. Step 5: Solve for x
    x = 106,913,242,570,299.52/12,234,809.71
  6. Step 6: Final answer
    x = 8,738,447.52

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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.