Home / 13,183,098.15-18,192,432.03-7,302,603.31

Finding the Fourth Proportional to 13,183,098.15, 18,192,432.03 and 7,302,603.31

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Solution

The fourth proportional to 13,183,098.15, 18,192,432.03 and 7,302,603.31 is: 10,077,457.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183,098.15 : 18,192,432.03 = 7,302,603.31 : x
  2. Step 2: Convert to fraction form
    13,183,098.15/18,192,432.03 = 7,302,603.31/x
  3. Step 3: Cross multiply
    13,183,098.15x = 18,192,432.03 × 7,302,603.31
  4. Step 4: Simplify right side
    13,183,098.15x = 132,852,114,332,003.44
  5. Step 5: Solve for x
    x = 132,852,114,332,003.44/13,183,098.15
  6. Step 6: Final answer
    x = 10,077,457.73

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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.