Home / 12,074,400.13-16,661,157.37-8,162,667.53

Finding the Fourth Proportional to 12,074,400.13, 16,661,157.37 and 8,162,667.53

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Solution

The fourth proportional to 12,074,400.13, 16,661,157.37 and 8,162,667.53 is: 11,263,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,074,400.13 : 16,661,157.37 = 8,162,667.53 : x
  2. Step 2: Convert to fraction form
    12,074,400.13/16,661,157.37 = 8,162,667.53/x
  3. Step 3: Cross multiply
    12,074,400.13x = 16,661,157.37 × 8,162,667.53
  4. Step 4: Simplify right side
    12,074,400.13x = 135,999,488,276,319.19
  5. Step 5: Solve for x
    x = 135,999,488,276,319.19/12,074,400.13
  6. Step 6: Final answer
    x = 11,263,457.13

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Why These Related Problems?

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