Home / 21,898,037.12-32,844,944.64-6,747,900.80

Finding the Fourth Proportional to 21,898,037.12, 32,844,944.64 and 6,747,900.80

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Solution

The fourth proportional to 21,898,037.12, 32,844,944.64 and 6,747,900.80 is: 10,121,200.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,898,037.12 : 32,844,944.64 = 6,747,900.80 : x
  2. Step 2: Convert to fraction form
    21,898,037.12/32,844,944.64 = 6,747,900.80/x
  3. Step 3: Cross multiply
    21,898,037.12x = 32,844,944.64 × 6,747,900.80
  4. Step 4: Simplify right side
    21,898,037.12x = 221,634,428,212,211.72
  5. Step 5: Solve for x
    x = 221,634,428,212,211.72/21,898,037.12
  6. Step 6: Final answer
    x = 10,121,200.68

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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.