Home / 6,983,678.71-9,632,016.21-4,537,077.76

Finding the Fourth Proportional to 6,983,678.71, 9,632,016.21 and 4,537,077.76

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Solution

The fourth proportional to 6,983,678.71, 9,632,016.21 and 4,537,077.76 is: 6,257,619.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983,678.71 : 9,632,016.21 = 4,537,077.76 : x
  2. Step 2: Convert to fraction form
    6,983,678.71/9,632,016.21 = 4,537,077.76/x
  3. Step 3: Cross multiply
    6,983,678.71x = 9,632,016.21 × 4,537,077.76
  4. Step 4: Simplify right side
    6,983,678.71x = 43,701,206,530,350.49
  5. Step 5: Solve for x
    x = 43,701,206,530,350.49/6,983,678.71
  6. Step 6: Final answer
    x = 6,257,619.85

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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.