Home / 9,079,765.38-12,529,993.98-5,005,384.38

Finding the Fourth Proportional to 9,079,765.38, 12,529,993.98 and 5,005,384.38

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Solution

The fourth proportional to 9,079,765.38, 12,529,993.98 and 5,005,384.38 is: 6,907,385.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,079,765.38 : 12,529,993.98 = 5,005,384.38 : x
  2. Step 2: Convert to fraction form
    9,079,765.38/12,529,993.98 = 5,005,384.38/x
  3. Step 3: Cross multiply
    9,079,765.38x = 12,529,993.98 × 5,005,384.38
  4. Step 4: Simplify right side
    9,079,765.38x = 62,717,436,148,986.03
  5. Step 5: Solve for x
    x = 62,717,436,148,986.03/9,079,765.38
  6. Step 6: Final answer
    x = 6,907,385.11

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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.