Home / 11,458,728.40-17,187,842.90-5,390,096.36

Finding the Fourth Proportional to 11,458,728.40, 17,187,842.90 and 5,390,096.36

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Solution

The fourth proportional to 11,458,728.40, 17,187,842.90 and 5,390,096.36 is: 8,085,027.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458,728.40 : 17,187,842.90 = 5,390,096.36 : x
  2. Step 2: Convert to fraction form
    11,458,728.40/17,187,842.90 = 5,390,096.36/x
  3. Step 3: Cross multiply
    11,458,728.40x = 17,187,842.90 × 5,390,096.36
  4. Step 4: Simplify right side
    11,458,728.40x = 92,644,129,451,541.84
  5. Step 5: Solve for x
    x = 92,644,129,451,541.84/11,458,728.40
  6. Step 6: Final answer
    x = 8,085,027.08

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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.