Home / 27,865,364.60-41,798,046.90-21,062,919.80

Finding the Fourth Proportional to 27,865,364.60, 41,798,046.90 and 21,062,919.80

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Solution

The fourth proportional to 27,865,364.60, 41,798,046.90 and 21,062,919.80 is: 31,594,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,865,364.60 : 41,798,046.90 = 21,062,919.80 : x
  2. Step 2: Convert to fraction form
    27,865,364.60/41,798,046.90 = 21,062,919.80/x
  3. Step 3: Cross multiply
    27,865,364.60x = 41,798,046.90 × 21,062,919.80
  4. Step 4: Simplify right side
    27,865,364.60x = 880,388,909,651,338.62
  5. Step 5: Solve for x
    x = 880,388,909,651,338.62/27,865,364.60
  6. Step 6: Final answer
    x = 31,594,379.70

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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.