Home / 7,285,511.20-10,928,266.80-2,236,165.60

Finding the Fourth Proportional to 7,285,511.20, 10,928,266.80 and 2,236,165.60

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Solution

The fourth proportional to 7,285,511.20, 10,928,266.80 and 2,236,165.60 is: 3,354,248.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,285,511.20 : 10,928,266.80 = 2,236,165.60 : x
  2. Step 2: Convert to fraction form
    7,285,511.20/10,928,266.80 = 2,236,165.60/x
  3. Step 3: Cross multiply
    7,285,511.20x = 10,928,266.80 × 2,236,165.60
  4. Step 4: Simplify right side
    7,285,511.20x = 24,437,414,285,782.08
  5. Step 5: Solve for x
    x = 24,437,414,285,782.08/7,285,511.20
  6. Step 6: Final answer
    x = 3,354,248.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.