Home / 8,165,962.96-12,240,710.37-5,135,494.57

Finding the Fourth Proportional to 8,165,962.96, 12,240,710.37 and 5,135,494.57

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Solution

The fourth proportional to 8,165,962.96, 12,240,710.37 and 5,135,494.57 is: 7,698,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165,962.96 : 12,240,710.37 = 5,135,494.57 : x
  2. Step 2: Convert to fraction form
    8,165,962.96/12,240,710.37 = 5,135,494.57/x
  3. Step 3: Cross multiply
    8,165,962.96x = 12,240,710.37 × 5,135,494.57
  4. Step 4: Simplify right side
    8,165,962.96x = 62,862,101,638,077.69
  5. Step 5: Solve for x
    x = 62,862,101,638,077.69/8,165,962.96
  6. Step 6: Final answer
    x = 7,698,063.53

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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.