Home / 7,836,041.90-10,813,144.56-4,397,618.63

Finding the Fourth Proportional to 7,836,041.90, 10,813,144.56 and 4,397,618.63

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Solution

The fourth proportional to 7,836,041.90, 10,813,144.56 and 4,397,618.63 is: 6,068,380.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,041.90 : 10,813,144.56 = 4,397,618.63 : x
  2. Step 2: Convert to fraction form
    7,836,041.90/10,813,144.56 = 4,397,618.63/x
  3. Step 3: Cross multiply
    7,836,041.90x = 10,813,144.56 × 4,397,618.63
  4. Step 4: Simplify right side
    7,836,041.90x = 47,552,085,911,873.43
  5. Step 5: Solve for x
    x = 47,552,085,911,873.43/7,836,041.90
  6. Step 6: Final answer
    x = 6,068,380.77

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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.