Home / 28,002,162.60-42,003,243.90-22,333,458.60

Finding the Fourth Proportional to 28,002,162.60, 42,003,243.90 and 22,333,458.60

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Solution

The fourth proportional to 28,002,162.60, 42,003,243.90 and 22,333,458.60 is: 33,500,187.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,002,162.60 : 42,003,243.90 = 22,333,458.60 : x
  2. Step 2: Convert to fraction form
    28,002,162.60/42,003,243.90 = 22,333,458.60/x
  3. Step 3: Cross multiply
    28,002,162.60x = 42,003,243.90 × 22,333,458.60
  4. Step 4: Simplify right side
    28,002,162.60x = 938,077,708,706,352.62
  5. Step 5: Solve for x
    x = 938,077,708,706,352.62/28,002,162.60
  6. Step 6: Final answer
    x = 33,500,187.90

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Similar ratio
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1.5x scale

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.