Home / 8,214,423.63-12,319,014.96-2,821,773.69

Finding the Fourth Proportional to 8,214,423.63, 12,319,014.96 and 2,821,773.69

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Solution

The fourth proportional to 8,214,423.63, 12,319,014.96 and 2,821,773.69 is: 4,231,760.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214,423.63 : 12,319,014.96 = 2,821,773.69 : x
  2. Step 2: Convert to fraction form
    8,214,423.63/12,319,014.96 = 2,821,773.69/x
  3. Step 3: Cross multiply
    8,214,423.63x = 12,319,014.96 × 2,821,773.69
  4. Step 4: Simplify right side
    8,214,423.63x = 34,761,472,300,844.40
  5. Step 5: Solve for x
    x = 34,761,472,300,844.40/8,214,423.63
  6. Step 6: Final answer
    x = 4,231,760.36

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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.