Home / 20,735,372.48-31,101,896.16-6,358,400.80

Finding the Fourth Proportional to 20,735,372.48, 31,101,896.16 and 6,358,400.80

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Solution

The fourth proportional to 20,735,372.48, 31,101,896.16 and 6,358,400.80 is: 9,537,244.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,735,372.48 : 31,101,896.16 = 6,358,400.80 : x
  2. Step 2: Convert to fraction form
    20,735,372.48/31,101,896.16 = 6,358,400.80/x
  3. Step 3: Cross multiply
    20,735,372.48x = 31,101,896.16 × 6,358,400.80
  4. Step 4: Simplify right side
    20,735,372.48x = 197,758,321,347,506.19
  5. Step 5: Solve for x
    x = 197,758,321,347,506.19/20,735,372.48
  6. Step 6: Final answer
    x = 9,537,244.71

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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.