Home / 13,375,533.30-20,029,240.42-8,812,749.01

Finding the Fourth Proportional to 13,375,533.30, 20,029,240.42 and 8,812,749.01

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Solution

The fourth proportional to 13,375,533.30, 20,029,240.42 and 8,812,749.01 is: 13,196,682.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375,533.30 : 20,029,240.42 = 8,812,749.01 : x
  2. Step 2: Convert to fraction form
    13,375,533.30/20,029,240.42 = 8,812,749.01/x
  3. Step 3: Cross multiply
    13,375,533.30x = 20,029,240.42 × 8,812,749.01
  4. Step 4: Simplify right side
    13,375,533.30x = 176,512,668,682,407
  5. Step 5: Solve for x
    x = 176,512,668,682,407/13,375,533.30
  6. Step 6: Final answer
    x = 13,196,682.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.