Home / 13,472,408.52-18,591,931.44-7,277,455.22

Finding the Fourth Proportional to 13,472,408.52, 18,591,931.44 and 7,277,455.22

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Solution

The fourth proportional to 13,472,408.52, 18,591,931.44 and 7,277,455.22 is: 10,042,892.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,408.52 : 18,591,931.44 = 7,277,455.22 : x
  2. Step 2: Convert to fraction form
    13,472,408.52/18,591,931.44 = 7,277,455.22/x
  3. Step 3: Cross multiply
    13,472,408.52x = 18,591,931.44 × 7,277,455.22
  4. Step 4: Simplify right side
    13,472,408.52x = 135,301,948,414,950.47
  5. Step 5: Solve for x
    x = 135,301,948,414,950.47/13,472,408.52
  6. Step 6: Final answer
    x = 10,042,892.35

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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.