Home / 13,953,176.20-20,879,997.90-9,673,265.80

Finding the Fourth Proportional to 13,953,176.20, 20,879,997.90 and 9,673,265.80

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Solution

The fourth proportional to 13,953,176.20, 20,879,997.90 and 9,673,265.80 is: 14,475,397.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,953,176.20 : 20,879,997.90 = 9,673,265.80 : x
  2. Step 2: Convert to fraction form
    13,953,176.20/20,879,997.90 = 9,673,265.80/x
  3. Step 3: Cross multiply
    13,953,176.20x = 20,879,997.90 × 9,673,265.80
  4. Step 4: Simplify right side
    13,953,176.20x = 201,977,769,590,141.81
  5. Step 5: Solve for x
    x = 201,977,769,590,141.81/13,953,176.20
  6. Step 6: Final answer
    x = 14,475,397.34

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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.