Home / 14,701,245.68-20,287,735.90-8,174,735.01

Finding the Fourth Proportional to 14,701,245.68, 20,287,735.90 and 8,174,735.01

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Solution

The fourth proportional to 14,701,245.68, 20,287,735.90 and 8,174,735.01 is: 11,281,143.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,701,245.68 : 20,287,735.90 = 8,174,735.01 : x
  2. Step 2: Convert to fraction form
    14,701,245.68/20,287,735.90 = 8,174,735.01/x
  3. Step 3: Cross multiply
    14,701,245.68x = 20,287,735.90 × 8,174,735.01
  4. Step 4: Simplify right side
    14,701,245.68x = 165,846,864,991,006.03
  5. Step 5: Solve for x
    x = 165,846,864,991,006.03/14,701,245.68
  6. Step 6: Final answer
    x = 11,281,143.69

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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.