Home / 14,449,015.72-19,939,872.90-7,923,241

Finding the Fourth Proportional to 14,449,015.72, 19,939,872.90 and 7,923,241

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Solution

The fourth proportional to 14,449,015.72, 19,939,872.90 and 7,923,241 is: 10,934,199.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,449,015.72 : 19,939,872.90 = 7,923,241 : x
  2. Step 2: Convert to fraction form
    14,449,015.72/19,939,872.90 = 7,923,241/x
  3. Step 3: Cross multiply
    14,449,015.72x = 19,939,872.90 × 7,923,241
  4. Step 4: Simplify right side
    14,449,015.72x = 157,988,418,496,068.88
  5. Step 5: Solve for x
    x = 157,988,418,496,068.88/14,449,015.72
  6. Step 6: Final answer
    x = 10,934,199.36

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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.