Home / 8,195,900.59-11,299,828.39-6,720,372.91

Finding the Fourth Proportional to 8,195,900.59, 11,299,828.39 and 6,720,372.91

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Solution

The fourth proportional to 8,195,900.59, 11,299,828.39 and 6,720,372.91 is: 9,265,493.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,900.59 : 11,299,828.39 = 6,720,372.91 : x
  2. Step 2: Convert to fraction form
    8,195,900.59/11,299,828.39 = 6,720,372.91/x
  3. Step 3: Cross multiply
    8,195,900.59x = 11,299,828.39 × 6,720,372.91
  4. Step 4: Simplify right side
    8,195,900.59x = 75,939,060,599,804.92
  5. Step 5: Solve for x
    x = 75,939,060,599,804.92/8,195,900.59
  6. Step 6: Final answer
    x = 9,265,493.13

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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.