Home / 6,990,125.22-9,641,403.72-4,665,845.86

Finding the Fourth Proportional to 6,990,125.22, 9,641,403.72 and 4,665,845.86

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Solution

The fourth proportional to 6,990,125.22, 9,641,403.72 and 4,665,845.86 is: 6,435,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,125.22 : 9,641,403.72 = 4,665,845.86 : x
  2. Step 2: Convert to fraction form
    6,990,125.22/9,641,403.72 = 4,665,845.86/x
  3. Step 3: Cross multiply
    6,990,125.22x = 9,641,403.72 × 4,665,845.86
  4. Step 4: Simplify right side
    6,990,125.22x = 44,985,303,631,550.61
  5. Step 5: Solve for x
    x = 44,985,303,631,550.61/6,990,125.22
  6. Step 6: Final answer
    x = 6,435,550.47

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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.