Home / 33,642,094.65-50,463,141.98-20,728,078.35

Finding the Fourth Proportional to 33,642,094.65, 50,463,141.98 and 20,728,078.35

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Solution

The fourth proportional to 33,642,094.65, 50,463,141.98 and 20,728,078.35 is: 31,092,117.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,642,094.65 : 50,463,141.98 = 20,728,078.35 : x
  2. Step 2: Convert to fraction form
    33,642,094.65/50,463,141.98 = 20,728,078.35/x
  3. Step 3: Cross multiply
    33,642,094.65x = 50,463,141.98 × 20,728,078.35
  4. Step 4: Simplify right side
    33,642,094.65x = 1,046,003,960,644,973.88
  5. Step 5: Solve for x
    x = 1,046,003,960,644,973.88/33,642,094.65
  6. Step 6: Final answer
    x = 31,092,117.53

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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.