Home / 40,238,164.50-55,530,006.80-22,600,170.52

Finding the Fourth Proportional to 40,238,164.50, 55,530,006.80 and 22,600,170.52

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Solution

The fourth proportional to 40,238,164.50, 55,530,006.80 and 22,600,170.52 is: 31,188,987.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,238,164.50 : 55,530,006.80 = 22,600,170.52 : x
  2. Step 2: Convert to fraction form
    40,238,164.50/55,530,006.80 = 22,600,170.52/x
  3. Step 3: Cross multiply
    40,238,164.50x = 55,530,006.80 × 22,600,170.52
  4. Step 4: Simplify right side
    40,238,164.50x = 1,254,987,622,266,108.75
  5. Step 5: Solve for x
    x = 1,254,987,622,266,108.75/40,238,164.50
  6. Step 6: Final answer
    x = 31,188,987.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.