Home / 36,210,317.87-49,968,717.56-20,530,397.20

Finding the Fourth Proportional to 36,210,317.87, 49,968,717.56 and 20,530,397.20

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Solution

The fourth proportional to 36,210,317.87, 49,968,717.56 and 20,530,397.20 is: 28,331,085.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,210,317.87 : 49,968,717.56 = 20,530,397.20 : x
  2. Step 2: Convert to fraction form
    36,210,317.87/49,968,717.56 = 20,530,397.20/x
  3. Step 3: Cross multiply
    36,210,317.87x = 49,968,717.56 × 20,530,397.20
  4. Step 4: Simplify right side
    36,210,317.87x = 1,025,877,618,930,830.25
  5. Step 5: Solve for x
    x = 1,025,877,618,930,830.25/36,210,317.87
  6. Step 6: Final answer
    x = 28,331,085.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.