Home / 27,922,640.60-41,883,960.90-20,748,187.10

Finding the Fourth Proportional to 27,922,640.60, 41,883,960.90 and 20,748,187.10

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Solution

The fourth proportional to 27,922,640.60, 41,883,960.90 and 20,748,187.10 is: 31,122,280.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922,640.60 : 41,883,960.90 = 20,748,187.10 : x
  2. Step 2: Convert to fraction form
    27,922,640.60/41,883,960.90 = 20,748,187.10/x
  3. Step 3: Cross multiply
    27,922,640.60x = 41,883,960.90 × 20,748,187.10
  4. Step 4: Simplify right side
    27,922,640.60x = 869,016,257,242,284.38
  5. Step 5: Solve for x
    x = 869,016,257,242,284.38/27,922,640.60
  6. Step 6: Final answer
    x = 31,122,280.65

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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.