Home / 9,405,665.06-14,103,161.30-8,603,211.02

Finding the Fourth Proportional to 9,405,665.06, 14,103,161.30 and 8,603,211.02

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Solution

The fourth proportional to 9,405,665.06, 14,103,161.30 and 8,603,211.02 is: 12,899,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405,665.06 : 14,103,161.30 = 8,603,211.02 : x
  2. Step 2: Convert to fraction form
    9,405,665.06/14,103,161.30 = 8,603,211.02/x
  3. Step 3: Cross multiply
    9,405,665.06x = 14,103,161.30 × 8,603,211.02
  4. Step 4: Simplify right side
    9,405,665.06x = 121,332,472,663,989.75
  5. Step 5: Solve for x
    x = 121,332,472,663,989.75/9,405,665.06
  6. Step 6: Final answer
    x = 12,899,935.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.