Home / 73,698,198.50-110,561,469.51-28,256,450.06

Finding the Fourth Proportional to 73,698,198.50, 110,561,469.51 and 28,256,450.06

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Solution

The fourth proportional to 73,698,198.50, 110,561,469.51 and 28,256,450.06 is: 42,390,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,698,198.50 : 110,561,469.51 = 28,256,450.06 : x
  2. Step 2: Convert to fraction form
    73,698,198.50/110,561,469.51 = 28,256,450.06/x
  3. Step 3: Cross multiply
    73,698,198.50x = 110,561,469.51 × 28,256,450.06
  4. Step 4: Simplify right side
    73,698,198.50x = 3,124,074,642,151,893
  5. Step 5: Solve for x
    x = 3,124,074,642,151,893/73,698,198.50
  6. Step 6: Final answer
    x = 42,390,108.65

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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.