Home / 82,794,944.40-124,192,416.60-28,269,097.80

Finding the Fourth Proportional to 82,794,944.40, 124,192,416.60 and 28,269,097.80

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Solution

The fourth proportional to 82,794,944.40, 124,192,416.60 and 28,269,097.80 is: 42,403,646.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,794,944.40 : 124,192,416.60 = 28,269,097.80 : x
  2. Step 2: Convert to fraction form
    82,794,944.40/124,192,416.60 = 28,269,097.80/x
  3. Step 3: Cross multiply
    82,794,944.40x = 124,192,416.60 × 28,269,097.80
  4. Step 4: Simplify right side
    82,794,944.40x = 3,510,807,570,883,743.50
  5. Step 5: Solve for x
    x = 3,510,807,570,883,743.50/82,794,944.40
  6. Step 6: Final answer
    x = 42,403,646.70

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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.