Home / 11,146,273.92-15,366,309.12-7,475,846.40

Finding the Fourth Proportional to 11,146,273.92, 15,366,309.12 and 7,475,846.40

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Solution

The fourth proportional to 11,146,273.92, 15,366,309.12 and 7,475,846.40 is: 10,306,239.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,146,273.92 : 15,366,309.12 = 7,475,846.40 : x
  2. Step 2: Convert to fraction form
    11,146,273.92/15,366,309.12 = 7,475,846.40/x
  3. Step 3: Cross multiply
    11,146,273.92x = 15,366,309.12 × 7,475,846.40
  4. Step 4: Simplify right side
    11,146,273.92x = 114,876,166,716,039.17
  5. Step 5: Solve for x
    x = 114,876,166,716,039.17/11,146,273.92
  6. Step 6: Final answer
    x = 10,306,239.34

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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.