Home / 16,705,308.80-25,057,963.20-13,346,076.80

Finding the Fourth Proportional to 16,705,308.80, 25,057,963.20 and 13,346,076.80

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Solution

The fourth proportional to 16,705,308.80, 25,057,963.20 and 13,346,076.80 is: 20,019,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,705,308.80 : 25,057,963.20 = 13,346,076.80 : x
  2. Step 2: Convert to fraction form
    16,705,308.80/25,057,963.20 = 13,346,076.80/x
  3. Step 3: Cross multiply
    16,705,308.80x = 25,057,963.20 × 13,346,076.80
  4. Step 4: Simplify right side
    16,705,308.80x = 334,425,501,318,773.75
  5. Step 5: Solve for x
    x = 334,425,501,318,773.75/16,705,308.80
  6. Step 6: Final answer
    x = 20,019,115.20

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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.