Home / 6,462,656.37-9,693,955.40-1,669,938.21

Finding the Fourth Proportional to 6,462,656.37, 9,693,955.40 and 1,669,938.21

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Solution

The fourth proportional to 6,462,656.37, 9,693,955.40 and 1,669,938.21 is: 2,504,899.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462,656.37 : 9,693,955.40 = 1,669,938.21 : x
  2. Step 2: Convert to fraction form
    6,462,656.37/9,693,955.40 = 1,669,938.21/x
  3. Step 3: Cross multiply
    6,462,656.37x = 9,693,955.40 × 1,669,938.21
  4. Step 4: Simplify right side
    6,462,656.37x = 16,188,306,520,146.14
  5. Step 5: Solve for x
    x = 16,188,306,520,146.14/6,462,656.37
  6. Step 6: Final answer
    x = 2,504,899.78

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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.