Home / 13,472,318.77-18,591,806.72-7,277,365.16

Finding the Fourth Proportional to 13,472,318.77, 18,591,806.72 and 7,277,365.16

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Solution

The fourth proportional to 13,472,318.77, 18,591,806.72 and 7,277,365.16 is: 10,042,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,318.77 : 18,591,806.72 = 7,277,365.16 : x
  2. Step 2: Convert to fraction form
    13,472,318.77/18,591,806.72 = 7,277,365.16/x
  3. Step 3: Cross multiply
    13,472,318.77x = 18,591,806.72 × 7,277,365.16
  4. Step 4: Simplify right side
    13,472,318.77x = 135,299,366,416,291.06
  5. Step 5: Solve for x
    x = 135,299,366,416,291.06/13,472,318.77
  6. Step 6: Final answer
    x = 10,042,767.60

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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.