Home / 36,863,221.60-55,294,832.40-18,723,368.80

Finding the Fourth Proportional to 36,863,221.60, 55,294,832.40 and 18,723,368.80

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Solution

The fourth proportional to 36,863,221.60, 55,294,832.40 and 18,723,368.80 is: 28,085,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,863,221.60 : 55,294,832.40 = 18,723,368.80 : x
  2. Step 2: Convert to fraction form
    36,863,221.60/55,294,832.40 = 18,723,368.80/x
  3. Step 3: Cross multiply
    36,863,221.60x = 55,294,832.40 × 18,723,368.80
  4. Step 4: Simplify right side
    36,863,221.60x = 1,035,305,539,759,389.12
  5. Step 5: Solve for x
    x = 1,035,305,539,759,389.12/36,863,221.60
  6. Step 6: Final answer
    x = 28,085,053.20

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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.