Home / 10,450,385.92-14,420,736.40-5,865,821.56

Finding the Fourth Proportional to 10,450,385.92, 14,420,736.40 and 5,865,821.56

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Solution

The fourth proportional to 10,450,385.92, 14,420,736.40 and 5,865,821.56 is: 8,094,386.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450,385.92 : 14,420,736.40 = 5,865,821.56 : x
  2. Step 2: Convert to fraction form
    10,450,385.92/14,420,736.40 = 5,865,821.56/x
  3. Step 3: Cross multiply
    10,450,385.92x = 14,420,736.40 × 5,865,821.56
  4. Step 4: Simplify right side
    10,450,385.92x = 84,589,466,486,196.78
  5. Step 5: Solve for x
    x = 84,589,466,486,196.78/10,450,385.92
  6. Step 6: Final answer
    x = 8,094,386.86

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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.