Home / 10,280,481.84-14,187,149.46-5,696,879.76

Finding the Fourth Proportional to 10,280,481.84, 14,187,149.46 and 5,696,879.76

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Solution

The fourth proportional to 10,280,481.84, 14,187,149.46 and 5,696,879.76 is: 7,861,740.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280,481.84 : 14,187,149.46 = 5,696,879.76 : x
  2. Step 2: Convert to fraction form
    10,280,481.84/14,187,149.46 = 5,696,879.76/x
  3. Step 3: Cross multiply
    10,280,481.84x = 14,187,149.46 × 5,696,879.76
  4. Step 4: Simplify right side
    10,280,481.84x = 80,822,484,610,768.94
  5. Step 5: Solve for x
    x = 80,822,484,610,768.94/10,280,481.84
  6. Step 6: Final answer
    x = 7,861,740.91

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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.