Home / 6,686,930.70-9,228,071.61-3,786,244.02

Finding the Fourth Proportional to 6,686,930.70, 9,228,071.61 and 3,786,244.02

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Solution

The fourth proportional to 6,686,930.70, 9,228,071.61 and 3,786,244.02 is: 5,225,077.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,930.70 : 9,228,071.61 = 3,786,244.02 : x
  2. Step 2: Convert to fraction form
    6,686,930.70/9,228,071.61 = 3,786,244.02/x
  3. Step 3: Cross multiply
    6,686,930.70x = 9,228,071.61 × 3,786,244.02
  4. Step 4: Simplify right side
    6,686,930.70x = 34,939,730,949,494.27
  5. Step 5: Solve for x
    x = 34,939,730,949,494.27/6,686,930.70
  6. Step 6: Final answer
    x = 5,225,077.47

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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.