Home / 43,691,804.10-65,553,452.55-18,151,143.30

Finding the Fourth Proportional to 43,691,804.10, 65,553,452.55 and 18,151,143.30

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Solution

The fourth proportional to 43,691,804.10, 65,553,452.55 and 18,151,143.30 is: 27,233,256.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,691,804.10 : 65,553,452.55 = 18,151,143.30 : x
  2. Step 2: Convert to fraction form
    43,691,804.10/65,553,452.55 = 18,151,143.30/x
  3. Step 3: Cross multiply
    43,691,804.10x = 65,553,452.55 × 18,151,143.30
  4. Step 4: Simplify right side
    43,691,804.10x = 1,189,870,111,044,800.50
  5. Step 5: Solve for x
    x = 1,189,870,111,044,800.50/43,691,804.10
  6. Step 6: Final answer
    x = 27,233,256.57

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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.