Home / 19,408,238.70-29,061,036.45-15,552,120.30

Finding the Fourth Proportional to 19,408,238.70, 29,061,036.45 and 15,552,120.30

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Solution

The fourth proportional to 19,408,238.70, 29,061,036.45 and 15,552,120.30 is: 23,287,055.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408,238.70 : 29,061,036.45 = 15,552,120.30 : x
  2. Step 2: Convert to fraction form
    19,408,238.70/29,061,036.45 = 15,552,120.30/x
  3. Step 3: Cross multiply
    19,408,238.70x = 29,061,036.45 × 15,552,120.30
  4. Step 4: Simplify right side
    19,408,238.70x = 451,960,734,913,084.94
  5. Step 5: Solve for x
    x = 451,960,734,913,084.94/19,408,238.70
  6. Step 6: Final answer
    x = 23,287,055.66

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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.