Home / 6,870,104.28-9,480,305.10-3,814,317.72

Finding the Fourth Proportional to 6,870,104.28, 9,480,305.10 and 3,814,317.72

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Solution

The fourth proportional to 6,870,104.28, 9,480,305.10 and 3,814,317.72 is: 5,263,514.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,870,104.28 : 9,480,305.10 = 3,814,317.72 : x
  2. Step 2: Convert to fraction form
    6,870,104.28/9,480,305.10 = 3,814,317.72/x
  3. Step 3: Cross multiply
    6,870,104.28x = 9,480,305.10 × 3,814,317.72
  4. Step 4: Simplify right side
    6,870,104.28x = 36,160,895,733,936.38
  5. Step 5: Solve for x
    x = 36,160,895,733,936.38/6,870,104.28
  6. Step 6: Final answer
    x = 5,263,514.83

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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.