Home / 45,353,172.78-68,030,939.25-13,003,768.62

Finding the Fourth Proportional to 45,353,172.78, 68,030,939.25 and 13,003,768.62

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Solution

The fourth proportional to 45,353,172.78, 68,030,939.25 and 13,003,768.62 is: 19,505,991.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,353,172.78 : 68,030,939.25 = 13,003,768.62 : x
  2. Step 2: Convert to fraction form
    45,353,172.78/68,030,939.25 = 13,003,768.62/x
  3. Step 3: Cross multiply
    45,353,172.78x = 68,030,939.25 × 13,003,768.62
  4. Step 4: Simplify right side
    45,353,172.78x = 884,658,593,008,276.25
  5. Step 5: Solve for x
    x = 884,658,593,008,276.25/45,353,172.78
  6. Step 6: Final answer
    x = 19,505,991.29

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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.