Home / 81,661,048.70-122,515,487.69-24,154,851.24

Finding the Fourth Proportional to 81,661,048.70, 122,515,487.69 and 24,154,851.24

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Solution

The fourth proportional to 81,661,048.70, 122,515,487.69 and 24,154,851.24 is: 36,239,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,661,048.70 : 122,515,487.69 = 24,154,851.24 : x
  2. Step 2: Convert to fraction form
    81,661,048.70/122,515,487.69 = 24,154,851.24/x
  3. Step 3: Cross multiply
    81,661,048.70x = 122,515,487.69 × 24,154,851.24
  4. Step 4: Simplify right side
    81,661,048.70x = 2,959,343,379,627,227
  5. Step 5: Solve for x
    x = 2,959,343,379,627,227/81,661,048.70
  6. Step 6: Final answer
    x = 36,239,350.67

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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.