Home / 7,836,038.15-10,813,139.42-4,397,614.88

Finding the Fourth Proportional to 7,836,038.15, 10,813,139.42 and 4,397,614.88

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Solution

The fourth proportional to 7,836,038.15, 10,813,139.42 and 4,397,614.88 is: 6,068,375.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,038.15 : 10,813,139.42 = 4,397,614.88 : x
  2. Step 2: Convert to fraction form
    7,836,038.15/10,813,139.42 = 4,397,614.88/x
  3. Step 3: Cross multiply
    7,836,038.15x = 10,813,139.42 × 4,397,614.88
  4. Step 4: Simplify right side
    7,836,038.15x = 47,552,022,736,852.80
  5. Step 5: Solve for x
    x = 47,552,022,736,852.80/7,836,038.15
  6. Step 6: Final answer
    x = 6,068,375.61

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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.