Home / 16,648,629.40-24,972,944.10-12,864,827.80

Finding the Fourth Proportional to 16,648,629.40, 24,972,944.10 and 12,864,827.80

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Solution

The fourth proportional to 16,648,629.40, 24,972,944.10 and 12,864,827.80 is: 19,297,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,648,629.40 : 24,972,944.10 = 12,864,827.80 : x
  2. Step 2: Convert to fraction form
    16,648,629.40/24,972,944.10 = 12,864,827.80/x
  3. Step 3: Cross multiply
    16,648,629.40x = 24,972,944.10 × 12,864,827.80
  4. Step 4: Simplify right side
    16,648,629.40x = 321,272,625,505,526
  5. Step 5: Solve for x
    x = 321,272,625,505,526/16,648,629.40
  6. Step 6: Final answer
    x = 19,297,241.70

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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.