Home / 8,466,682.40-11,685,659.24-5,521,386.92

Finding the Fourth Proportional to 8,466,682.40, 11,685,659.24 and 5,521,386.92

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Solution

The fourth proportional to 8,466,682.40, 11,685,659.24 and 5,521,386.92 is: 7,620,581.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466,682.40 : 11,685,659.24 = 5,521,386.92 : x
  2. Step 2: Convert to fraction form
    8,466,682.40/11,685,659.24 = 5,521,386.92/x
  3. Step 3: Cross multiply
    8,466,682.40x = 11,685,659.24 × 5,521,386.92
  4. Step 4: Simplify right side
    8,466,682.40x = 64,521,046,079,313.14
  5. Step 5: Solve for x
    x = 64,521,046,079,313.14/8,466,682.40
  6. Step 6: Final answer
    x = 7,620,581.83

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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.