Home / 19,972,318.60-29,958,477.90-16,949,009.80

Finding the Fourth Proportional to 19,972,318.60, 29,958,477.90 and 16,949,009.80

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Solution

The fourth proportional to 19,972,318.60, 29,958,477.90 and 16,949,009.80 is: 25,423,514.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,972,318.60 : 29,958,477.90 = 16,949,009.80 : x
  2. Step 2: Convert to fraction form
    19,972,318.60/29,958,477.90 = 16,949,009.80/x
  3. Step 3: Cross multiply
    19,972,318.60x = 29,958,477.90 × 16,949,009.80
  4. Step 4: Simplify right side
    19,972,318.60x = 507,766,535,520,183.44
  5. Step 5: Solve for x
    x = 507,766,535,520,183.44/19,972,318.60
  6. Step 6: Final answer
    x = 25,423,514.70

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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.