Home / 20,942,164.20-31,413,246.30-14,564,872.20

Finding the Fourth Proportional to 20,942,164.20, 31,413,246.30 and 14,564,872.20

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Solution

The fourth proportional to 20,942,164.20, 31,413,246.30 and 14,564,872.20 is: 21,847,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,942,164.20 : 31,413,246.30 = 14,564,872.20 : x
  2. Step 2: Convert to fraction form
    20,942,164.20/31,413,246.30 = 14,564,872.20/x
  3. Step 3: Cross multiply
    20,942,164.20x = 31,413,246.30 × 14,564,872.20
  4. Step 4: Simplify right side
    20,942,164.20x = 457,529,917,746,622.88
  5. Step 5: Solve for x
    x = 457,529,917,746,622.88/20,942,164.20
  6. Step 6: Final answer
    x = 21,847,308.30

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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.