Home / 81,661,079.07-122,515,533.27-24,154,881.62

Finding the Fourth Proportional to 81,661,079.07, 122,515,533.27 and 24,154,881.62

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Solution

The fourth proportional to 81,661,079.07, 122,515,533.27 and 24,154,881.62 is: 36,239,396.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,661,079.07 : 122,515,533.27 = 24,154,881.62 : x
  2. Step 2: Convert to fraction form
    81,661,079.07/122,515,533.27 = 24,154,881.62/x
  3. Step 3: Cross multiply
    81,661,079.07x = 122,515,533.27 × 24,154,881.62
  4. Step 4: Simplify right side
    81,661,079.07x = 2,959,348,202,135,443.50
  5. Step 5: Solve for x
    x = 2,959,348,202,135,443.50/81,661,079.07
  6. Step 6: Final answer
    x = 36,239,396.24

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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.