Home / 9,855,268.74-14,809,147.16-5,309,807.94

Finding the Fourth Proportional to 9,855,268.74, 14,809,147.16 and 5,309,807.94

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Solution

The fourth proportional to 9,855,268.74, 14,809,147.16 and 5,309,807.94 is: 7,978,851.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855,268.74 : 14,809,147.16 = 5,309,807.94 : x
  2. Step 2: Convert to fraction form
    9,855,268.74/14,809,147.16 = 5,309,807.94/x
  3. Step 3: Cross multiply
    9,855,268.74x = 14,809,147.16 × 5,309,807.94
  4. Step 4: Simplify right side
    9,855,268.74x = 78,633,727,148,247.41
  5. Step 5: Solve for x
    x = 78,633,727,148,247.41/9,855,268.74
  6. Step 6: Final answer
    x = 7,978,851.64

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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.