Home / 55,254,163.80-82,721,813.40-48,876,871.80

Finding the Fourth Proportional to 55,254,163.80, 82,721,813.40 and 48,876,871.80

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Solution

The fourth proportional to 55,254,163.80, 82,721,813.40 and 48,876,871.80 is: 73,174,276.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,254,163.80 : 82,721,813.40 = 48,876,871.80 : x
  2. Step 2: Convert to fraction form
    55,254,163.80/82,721,813.40 = 48,876,871.80/x
  3. Step 3: Cross multiply
    55,254,163.80x = 82,721,813.40 × 48,876,871.80
  4. Step 4: Simplify right side
    55,254,163.80x = 4,043,183,468,615,322
  5. Step 5: Solve for x
    x = 4,043,183,468,615,322/55,254,163.80
  6. Step 6: Final answer
    x = 73,174,276.66

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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.