Home / 8,479,563.21-11,700,735.15-5,732,228.29

Finding the Fourth Proportional to 8,479,563.21, 11,700,735.15 and 5,732,228.29

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Solution

The fourth proportional to 8,479,563.21, 11,700,735.15 and 5,732,228.29 is: 7,909,757.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,479,563.21 : 11,700,735.15 = 5,732,228.29 : x
  2. Step 2: Convert to fraction form
    8,479,563.21/11,700,735.15 = 5,732,228.29/x
  3. Step 3: Cross multiply
    8,479,563.21x = 11,700,735.15 × 5,732,228.29
  4. Step 4: Simplify right side
    8,479,563.21x = 67,071,285,040,627.40
  5. Step 5: Solve for x
    x = 67,071,285,040,627.40/8,479,563.21
  6. Step 6: Final answer
    x = 7,909,757.07

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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.