Home / 55,128,814.50-82,744,321.54-27,854,276.60

Finding the Fourth Proportional to 55,128,814.50, 82,744,321.54 and 27,854,276.60

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Solution

The fourth proportional to 55,128,814.50, 82,744,321.54 and 27,854,276.60 is: 41,807,233.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,128,814.50 : 82,744,321.54 = 27,854,276.60 : x
  2. Step 2: Convert to fraction form
    55,128,814.50/82,744,321.54 = 27,854,276.60/x
  3. Step 3: Cross multiply
    55,128,814.50x = 82,744,321.54 × 27,854,276.60
  4. Step 4: Simplify right side
    55,128,814.50x = 2,304,783,219,254,498.50
  5. Step 5: Solve for x
    x = 2,304,783,219,254,498.50/55,128,814.50
  6. Step 6: Final answer
    x = 41,807,233.48

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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.