Home / 11,947,564.42-17,921,309.19-2,972,116.42

Finding the Fourth Proportional to 11,947,564.42, 17,921,309.19 and 2,972,116.42

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Solution

The fourth proportional to 11,947,564.42, 17,921,309.19 and 2,972,116.42 is: 4,458,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,947,564.42 : 17,921,309.19 = 2,972,116.42 : x
  2. Step 2: Convert to fraction form
    11,947,564.42/17,921,309.19 = 2,972,116.42/x
  3. Step 3: Cross multiply
    11,947,564.42x = 17,921,309.19 × 2,972,116.42
  4. Step 4: Simplify right side
    11,947,564.42x = 53,264,217,311,495.91
  5. Step 5: Solve for x
    x = 53,264,217,311,495.91/11,947,564.42
  6. Step 6: Final answer
    x = 4,458,165.32

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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.