Home / 6,990,079.67-9,641,340.90-4,665,800.30

Finding the Fourth Proportional to 6,990,079.67, 9,641,340.90 and 4,665,800.30

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Solution

The fourth proportional to 6,990,079.67, 9,641,340.90 and 4,665,800.30 is: 6,435,487.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,079.67 : 9,641,340.90 = 4,665,800.30 : x
  2. Step 2: Convert to fraction form
    6,990,079.67/9,641,340.90 = 4,665,800.30/x
  3. Step 3: Cross multiply
    6,990,079.67x = 9,641,340.90 × 4,665,800.30
  4. Step 4: Simplify right side
    6,990,079.67x = 44,984,571,287,725.62
  5. Step 5: Solve for x
    x = 44,984,571,287,725.62/6,990,079.67
  6. Step 6: Final answer
    x = 6,435,487.64

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1.5x scale

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.