Home / 11,931,262.32-17,863,540.92-6,446,706.96

Finding the Fourth Proportional to 11,931,262.32, 17,863,540.92 and 6,446,706.96

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Solution

The fourth proportional to 11,931,262.32, 17,863,540.92 and 6,446,706.96 is: 9,652,039.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931,262.32 : 17,863,540.92 = 6,446,706.96 : x
  2. Step 2: Convert to fraction form
    11,931,262.32/17,863,540.92 = 6,446,706.96/x
  3. Step 3: Cross multiply
    11,931,262.32x = 17,863,540.92 × 6,446,706.96
  4. Step 4: Simplify right side
    11,931,262.32x = 115,161,013,579,208.81
  5. Step 5: Solve for x
    x = 115,161,013,579,208.81/11,931,262.32
  6. Step 6: Final answer
    x = 9,652,039.36

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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.