Home / 11,285,352-15,578,553.60-7,619,235.24

Finding the Fourth Proportional to 11,285,352, 15,578,553.60 and 7,619,235.24

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Solution

The fourth proportional to 11,285,352, 15,578,553.60 and 7,619,235.24 is: 10,517,763.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285,352 : 15,578,553.60 = 7,619,235.24 : x
  2. Step 2: Convert to fraction form
    11,285,352/15,578,553.60 = 7,619,235.24/x
  3. Step 3: Cross multiply
    11,285,352x = 15,578,553.60 × 7,619,235.24
  4. Step 4: Simplify right side
    11,285,352x = 118,696,664,577,348.86
  5. Step 5: Solve for x
    x = 118,696,664,577,348.86/11,285,352
  6. Step 6: Final answer
    x = 10,517,763.61

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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.