Home / 14,765,746.91-20,373,687.81-8,485,059.56

Finding the Fourth Proportional to 14,765,746.91, 20,373,687.81 and 8,485,059.56

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Solution

The fourth proportional to 14,765,746.91, 20,373,687.81 and 8,485,059.56 is: 11,707,633.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,765,746.91 : 20,373,687.81 = 8,485,059.56 : x
  2. Step 2: Convert to fraction form
    14,765,746.91/20,373,687.81 = 8,485,059.56/x
  3. Step 3: Cross multiply
    14,765,746.91x = 20,373,687.81 × 8,485,059.56
  4. Step 4: Simplify right side
    14,765,746.91x = 172,871,954,422,827.50
  5. Step 5: Solve for x
    x = 172,871,954,422,827.50/14,765,746.91
  6. Step 6: Final answer
    x = 11,707,633.59

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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.