Home / 11,555,017.40-15,945,728.72-6,398,268.23

Finding the Fourth Proportional to 11,555,017.40, 15,945,728.72 and 6,398,268.23

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Solution

The fourth proportional to 11,555,017.40, 15,945,728.72 and 6,398,268.23 is: 8,829,502.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,555,017.40 : 15,945,728.72 = 6,398,268.23 : x
  2. Step 2: Convert to fraction form
    11,555,017.40/15,945,728.72 = 6,398,268.23/x
  3. Step 3: Cross multiply
    11,555,017.40x = 15,945,728.72 × 6,398,268.23
  4. Step 4: Simplify right side
    11,555,017.40x = 102,025,049,481,247.55
  5. Step 5: Solve for x
    x = 102,025,049,481,247.55/11,555,017.40
  6. Step 6: Final answer
    x = 8,829,502.02

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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.