Home / 36,883,986.60-55,325,979.90-18,744,133.80

Finding the Fourth Proportional to 36,883,986.60, 55,325,979.90 and 18,744,133.80

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Solution

The fourth proportional to 36,883,986.60, 55,325,979.90 and 18,744,133.80 is: 28,116,200.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,883,986.60 : 55,325,979.90 = 18,744,133.80 : x
  2. Step 2: Convert to fraction form
    36,883,986.60/55,325,979.90 = 18,744,133.80/x
  3. Step 3: Cross multiply
    36,883,986.60x = 55,325,979.90 × 18,744,133.80
  4. Step 4: Simplify right side
    36,883,986.60x = 1,037,037,569,861,710.62
  5. Step 5: Solve for x
    x = 1,037,037,569,861,710.62/36,883,986.60
  6. Step 6: Final answer
    x = 28,116,200.70

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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.