Home / 10,450,380.17-14,420,728.46-5,865,815.81

Finding the Fourth Proportional to 10,450,380.17, 14,420,728.46 and 5,865,815.81

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Solution

The fourth proportional to 10,450,380.17, 14,420,728.46 and 5,865,815.81 is: 8,094,378.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450,380.17 : 14,420,728.46 = 5,865,815.81 : x
  2. Step 2: Convert to fraction form
    10,450,380.17/14,420,728.46 = 5,865,815.81/x
  3. Step 3: Cross multiply
    10,450,380.17x = 14,420,728.46 × 5,865,815.81
  4. Step 4: Simplify right side
    10,450,380.17x = 84,589,336,890,952.23
  5. Step 5: Solve for x
    x = 84,589,336,890,952.23/10,450,380.17
  6. Step 6: Final answer
    x = 8,094,378.92

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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.