Home / 4,870,074.11-6,717,774.04-3,216,236.47

Finding the Fourth Proportional to 4,870,074.11, 6,717,774.04 and 3,216,236.47

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Solution

The fourth proportional to 4,870,074.11, 6,717,774.04 and 3,216,236.47 is: 4,436,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,074.11 : 6,717,774.04 = 3,216,236.47 : x
  2. Step 2: Convert to fraction form
    4,870,074.11/6,717,774.04 = 3,216,236.47/x
  3. Step 3: Cross multiply
    4,870,074.11x = 6,717,774.04 × 3,216,236.47
  4. Step 4: Simplify right side
    4,870,074.11x = 21,605,949,839,832.21
  5. Step 5: Solve for x
    x = 21,605,949,839,832.21/4,870,074.11
  6. Step 6: Final answer
    x = 4,436,472.49

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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.