Home / 11,855,496.81-16,360,521.37-6,628,503.97

Finding the Fourth Proportional to 11,855,496.81, 16,360,521.37 and 6,628,503.97

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Solution

The fourth proportional to 11,855,496.81, 16,360,521.37 and 6,628,503.97 is: 9,147,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,855,496.81 : 16,360,521.37 = 6,628,503.97 : x
  2. Step 2: Convert to fraction form
    11,855,496.81/16,360,521.37 = 6,628,503.97/x
  3. Step 3: Cross multiply
    11,855,496.81x = 16,360,521.37 × 6,628,503.97
  4. Step 4: Simplify right side
    11,855,496.81x = 108,445,780,852,314.83
  5. Step 5: Solve for x
    x = 108,445,780,852,314.83/11,855,496.81
  6. Step 6: Final answer
    x = 9,147,299.57

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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.