Home / 9,215,452.76-12,717,330.21-5,141,071.76

Finding the Fourth Proportional to 9,215,452.76, 12,717,330.21 and 5,141,071.76

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Solution

The fourth proportional to 9,215,452.76, 12,717,330.21 and 5,141,071.76 is: 7,094,682.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215,452.76 : 12,717,330.21 = 5,141,071.76 : x
  2. Step 2: Convert to fraction form
    9,215,452.76/12,717,330.21 = 5,141,071.76/x
  3. Step 3: Cross multiply
    9,215,452.76x = 12,717,330.21 × 5,141,071.76
  4. Step 4: Simplify right side
    9,215,452.76x = 65,380,707,141,639.22
  5. Step 5: Solve for x
    x = 65,380,707,141,639.22/9,215,452.76
  6. Step 6: Final answer
    x = 7,094,682.04

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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.