Home / 6,990,158.61-9,641,449.73-4,665,879.23

Finding the Fourth Proportional to 6,990,158.61, 9,641,449.73 and 4,665,879.23

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Solution

The fourth proportional to 6,990,158.61, 9,641,449.73 and 4,665,879.23 is: 6,435,596.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,158.61 : 9,641,449.73 = 4,665,879.23 : x
  2. Step 2: Convert to fraction form
    6,990,158.61/9,641,449.73 = 4,665,879.23/x
  3. Step 3: Cross multiply
    6,990,158.61x = 9,641,449.73 × 4,665,879.23
  4. Step 4: Simplify right side
    6,990,158.61x = 44,985,840,005,753.55
  5. Step 5: Solve for x
    x = 44,985,840,005,753.55/6,990,158.61
  6. Step 6: Final answer
    x = 6,435,596.46

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Double scale
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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.