Home / 11,299,017.30-15,592,578.72-6,405,162.54

Finding the Fourth Proportional to 11,299,017.30, 15,592,578.72 and 6,405,162.54

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Solution

The fourth proportional to 11,299,017.30, 15,592,578.72 and 6,405,162.54 is: 8,839,087.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,299,017.30 : 15,592,578.72 = 6,405,162.54 : x
  2. Step 2: Convert to fraction form
    11,299,017.30/15,592,578.72 = 6,405,162.54/x
  3. Step 3: Cross multiply
    11,299,017.30x = 15,592,578.72 × 6,405,162.54
  4. Step 4: Simplify right side
    11,299,017.30x = 99,873,001,119,345.16
  5. Step 5: Solve for x
    x = 99,873,001,119,345.16/11,299,017.30
  6. Step 6: Final answer
    x = 8,839,087.37

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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.