Home / 7,878,532.43-10,873,210.70-4,618,086.55

Finding the Fourth Proportional to 7,878,532.43, 10,873,210.70 and 4,618,086.55

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Solution

The fourth proportional to 7,878,532.43, 10,873,210.70 and 4,618,086.55 is: 6,373,449.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,878,532.43 : 10,873,210.70 = 4,618,086.55 : x
  2. Step 2: Convert to fraction form
    7,878,532.43/10,873,210.70 = 4,618,086.55/x
  3. Step 3: Cross multiply
    7,878,532.43x = 10,873,210.70 × 4,618,086.55
  4. Step 4: Simplify right side
    7,878,532.43x = 50,213,428,073,348.28
  5. Step 5: Solve for x
    x = 50,213,428,073,348.28/7,878,532.43
  6. Step 6: Final answer
    x = 6,373,449.43

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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.