Home / 6,406,007.41-8,840,290.13-3,505,398.20

Finding the Fourth Proportional to 6,406,007.41, 8,840,290.13 and 3,505,398.20

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Solution

The fourth proportional to 6,406,007.41, 8,840,290.13 and 3,505,398.20 is: 4,837,449.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,007.41 : 8,840,290.13 = 3,505,398.20 : x
  2. Step 2: Convert to fraction form
    6,406,007.41/8,840,290.13 = 3,505,398.20/x
  3. Step 3: Cross multiply
    6,406,007.41x = 8,840,290.13 × 3,505,398.20
  4. Step 4: Simplify right side
    6,406,007.41x = 30,988,737,109,179.77
  5. Step 5: Solve for x
    x = 30,988,737,109,179.77/6,406,007.41
  6. Step 6: Final answer
    x = 4,837,449.46

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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.