Home / 34,956,149.58-48,245,168.43-21,031,578.90

Finding the Fourth Proportional to 34,956,149.58, 48,245,168.43 and 21,031,578.90

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Solution

The fourth proportional to 34,956,149.58, 48,245,168.43 and 21,031,578.90 is: 29,026,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,956,149.58 : 48,245,168.43 = 21,031,578.90 : x
  2. Step 2: Convert to fraction form
    34,956,149.58/48,245,168.43 = 21,031,578.90/x
  3. Step 3: Cross multiply
    34,956,149.58x = 48,245,168.43 × 21,031,578.90
  4. Step 4: Simplify right side
    34,956,149.58x = 1,014,672,066,379,334
  5. Step 5: Solve for x
    x = 1,014,672,066,379,334/34,956,149.58
  6. Step 6: Final answer
    x = 29,026,997.50

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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.