Home / 6,288,901.11-8,678,991.03-3,536,454.69

Finding the Fourth Proportional to 6,288,901.11, 8,678,991.03 and 3,536,454.69

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Solution

The fourth proportional to 6,288,901.11, 8,678,991.03 and 3,536,454.69 is: 4,880,480.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,901.11 : 8,678,991.03 = 3,536,454.69 : x
  2. Step 2: Convert to fraction form
    6,288,901.11/8,678,991.03 = 3,536,454.69/x
  3. Step 3: Cross multiply
    6,288,901.11x = 8,678,991.03 × 3,536,454.69
  4. Step 4: Simplify right side
    6,288,901.11x = 30,692,858,480,275.34
  5. Step 5: Solve for x
    x = 30,692,858,480,275.34/6,288,901.11
  6. Step 6: Final answer
    x = 4,880,480.38

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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.