Home / 18,596,680.84-25,662,765.01-10,223,989.65

Finding the Fourth Proportional to 18,596,680.84, 25,662,765.01 and 10,223,989.65

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Solution

The fourth proportional to 18,596,680.84, 25,662,765.01 and 10,223,989.65 is: 14,108,745.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,596,680.84 : 25,662,765.01 = 10,223,989.65 : x
  2. Step 2: Convert to fraction form
    18,596,680.84/25,662,765.01 = 10,223,989.65/x
  3. Step 3: Cross multiply
    18,596,680.84x = 25,662,765.01 × 10,223,989.65
  4. Step 4: Simplify right side
    18,596,680.84x = 262,375,843,673,188.34
  5. Step 5: Solve for x
    x = 262,375,843,673,188.34/18,596,680.84
  6. Step 6: Final answer
    x = 14,108,745.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.