Home / 13,277,840.96-18,323,983.86-7,397,469.92

Finding the Fourth Proportional to 13,277,840.96, 18,323,983.86 and 7,397,469.92

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Solution

The fourth proportional to 13,277,840.96, 18,323,983.86 and 7,397,469.92 is: 10,208,822.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277,840.96 : 18,323,983.86 = 7,397,469.92 : x
  2. Step 2: Convert to fraction form
    13,277,840.96/18,323,983.86 = 7,397,469.92/x
  3. Step 3: Cross multiply
    13,277,840.96x = 18,323,983.86 × 7,397,469.92
  4. Step 4: Simplify right side
    13,277,840.96x = 135,551,119,418,915.48
  5. Step 5: Solve for x
    x = 135,551,119,418,915.48/13,277,840.96
  6. Step 6: Final answer
    x = 10,208,822.34

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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.