Home / 6,906,803.40-10,360,107.90-3,120,280.20

Finding the Fourth Proportional to 6,906,803.40, 10,360,107.90 and 3,120,280.20

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Solution

The fourth proportional to 6,906,803.40, 10,360,107.90 and 3,120,280.20 is: 4,680,376.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906,803.40 : 10,360,107.90 = 3,120,280.20 : x
  2. Step 2: Convert to fraction form
    6,906,803.40/10,360,107.90 = 3,120,280.20/x
  3. Step 3: Cross multiply
    6,906,803.40x = 10,360,107.90 × 3,120,280.20
  4. Step 4: Simplify right side
    6,906,803.40x = 32,326,439,550,233.58
  5. Step 5: Solve for x
    x = 32,326,439,550,233.58/6,906,803.40
  6. Step 6: Final answer
    x = 4,680,376.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.