Home / 8,951,408.69-13,427,207.19-7,165,644.21

Finding the Fourth Proportional to 8,951,408.69, 13,427,207.19 and 7,165,644.21

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Solution

The fourth proportional to 8,951,408.69, 13,427,207.19 and 7,165,644.21 is: 10,748,541.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,951,408.69 : 13,427,207.19 = 7,165,644.21 : x
  2. Step 2: Convert to fraction form
    8,951,408.69/13,427,207.19 = 7,165,644.21/x
  3. Step 3: Cross multiply
    8,951,408.69x = 13,427,207.19 × 7,165,644.21
  4. Step 4: Simplify right side
    8,951,408.69x = 96,214,589,457,493.86
  5. Step 5: Solve for x
    x = 96,214,589,457,493.86/8,951,408.69
  6. Step 6: Final answer
    x = 10,748,541.69

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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.