Home / 8,319,621.20-12,481,246.20-4,727,109.20

Finding the Fourth Proportional to 8,319,621.20, 12,481,246.20 and 4,727,109.20

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Solution

The fourth proportional to 8,319,621.20, 12,481,246.20 and 4,727,109.20 is: 7,091,694.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,621.20 : 12,481,246.20 = 4,727,109.20 : x
  2. Step 2: Convert to fraction form
    8,319,621.20/12,481,246.20 = 4,727,109.20/x
  3. Step 3: Cross multiply
    8,319,621.20x = 12,481,246.20 × 4,727,109.20
  4. Step 4: Simplify right side
    8,319,621.20x = 59,000,213,739,485.04
  5. Step 5: Solve for x
    x = 59,000,213,739,485.04/8,319,621.20
  6. Step 6: Final answer
    x = 7,091,694.72

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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.