Home / 10,403,999.80-15,605,222.10-4,337,164.60

Finding the Fourth Proportional to 10,403,999.80, 15,605,222.10 and 4,337,164.60

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Solution

The fourth proportional to 10,403,999.80, 15,605,222.10 and 4,337,164.60 is: 6,505,422.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403,999.80 : 15,605,222.10 = 4,337,164.60 : x
  2. Step 2: Convert to fraction form
    10,403,999.80/15,605,222.10 = 4,337,164.60/x
  3. Step 3: Cross multiply
    10,403,999.80x = 15,605,222.10 × 4,337,164.60
  4. Step 4: Simplify right side
    10,403,999.80x = 67,682,416,867,257.66
  5. Step 5: Solve for x
    x = 67,682,416,867,257.66/10,403,999.80
  6. Step 6: Final answer
    x = 6,505,422.74

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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.