Home / 6,406,158.54-8,840,498.32-3,505,549.62

Finding the Fourth Proportional to 6,406,158.54, 8,840,498.32 and 3,505,549.62

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Solution

The fourth proportional to 6,406,158.54, 8,840,498.32 and 3,505,549.62 is: 4,837,658.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,158.54 : 8,840,498.32 = 3,505,549.62 : x
  2. Step 2: Convert to fraction form
    6,406,158.54/8,840,498.32 = 3,505,549.62/x
  3. Step 3: Cross multiply
    6,406,158.54x = 8,840,498.32 × 3,505,549.62
  4. Step 4: Simplify right side
    6,406,158.54x = 30,990,805,526,286.64
  5. Step 5: Solve for x
    x = 30,990,805,526,286.64/6,406,158.54
  6. Step 6: Final answer
    x = 4,837,658.22

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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.