Home / 13,094,438.49-18,071,745.55-7,214,676.23

Finding the Fourth Proportional to 13,094,438.49, 18,071,745.55 and 7,214,676.23

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Solution

The fourth proportional to 13,094,438.49, 18,071,745.55 and 7,214,676.23 is: 9,957,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,438.49 : 18,071,745.55 = 7,214,676.23 : x
  2. Step 2: Convert to fraction form
    13,094,438.49/18,071,745.55 = 7,214,676.23/x
  3. Step 3: Cross multiply
    13,094,438.49x = 18,071,745.55 × 7,214,676.23
  4. Step 4: Simplify right side
    13,094,438.49x = 130,381,793,081,335.94
  5. Step 5: Solve for x
    x = 130,381,793,081,335.94/13,094,438.49
  6. Step 6: Final answer
    x = 9,957,035.82

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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.