Home / 9,294,965.16-12,826,796.16-5,164,889.64

Finding the Fourth Proportional to 9,294,965.16, 12,826,796.16 and 5,164,889.64

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Solution

The fourth proportional to 9,294,965.16, 12,826,796.16 and 5,164,889.64 is: 7,127,405.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,294,965.16 : 12,826,796.16 = 5,164,889.64 : x
  2. Step 2: Convert to fraction form
    9,294,965.16/12,826,796.16 = 5,164,889.64/x
  3. Step 3: Cross multiply
    9,294,965.16x = 12,826,796.16 × 5,164,889.64
  4. Step 4: Simplify right side
    9,294,965.16x = 66,248,986,601,175.78
  5. Step 5: Solve for x
    x = 66,248,986,601,175.78/9,294,965.16
  6. Step 6: Final answer
    x = 7,127,405.59

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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.