Home / 19,408,112.70-29,060,847.45-15,551,994.30

Finding the Fourth Proportional to 19,408,112.70, 29,060,847.45 and 15,551,994.30

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Solution

The fourth proportional to 19,408,112.70, 29,060,847.45 and 15,551,994.30 is: 23,286,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408,112.70 : 29,060,847.45 = 15,551,994.30 : x
  2. Step 2: Convert to fraction form
    19,408,112.70/29,060,847.45 = 15,551,994.30/x
  3. Step 3: Cross multiply
    19,408,112.70x = 29,060,847.45 × 15,551,994.30
  4. Step 4: Simplify right side
    19,408,112.70x = 451,954,133,895,569.56
  5. Step 5: Solve for x
    x = 451,954,133,895,569.56/19,408,112.70
  6. Step 6: Final answer
    x = 23,286,866.73

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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.