Home / 20,415,991.68-30,623,987.60-6,037,940.64

Finding the Fourth Proportional to 20,415,991.68, 30,623,987.60 and 6,037,940.64

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Solution

The fourth proportional to 20,415,991.68, 30,623,987.60 and 6,037,940.64 is: 9,056,910.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,415,991.68 : 30,623,987.60 = 6,037,940.64 : x
  2. Step 2: Convert to fraction form
    20,415,991.68/30,623,987.60 = 6,037,940.64/x
  3. Step 3: Cross multiply
    20,415,991.68x = 30,623,987.60 × 6,037,940.64
  4. Step 4: Simplify right side
    20,415,991.68x = 184,905,819,288,896.06
  5. Step 5: Solve for x
    x = 184,905,819,288,896.06/20,415,991.68
  6. Step 6: Final answer
    x = 9,056,910.98

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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.