Home / 6,880,621.85-9,495,282.56-3,783,340.05

Finding the Fourth Proportional to 6,880,621.85, 9,495,282.56 and 3,783,340.05

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Solution

The fourth proportional to 6,880,621.85, 9,495,282.56 and 3,783,340.05 is: 5,221,022.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880,621.85 : 9,495,282.56 = 3,783,340.05 : x
  2. Step 2: Convert to fraction form
    6,880,621.85/9,495,282.56 = 3,783,340.05/x
  3. Step 3: Cross multiply
    6,880,621.85x = 9,495,282.56 × 3,783,340.05
  4. Step 4: Simplify right side
    6,880,621.85x = 35,923,882,815,482.77
  5. Step 5: Solve for x
    x = 35,923,882,815,482.77/6,880,621.85
  6. Step 6: Final answer
    x = 5,221,022.69

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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.