Home / 13,297,999.40-19,948,035.90-5,725,212.20

Finding the Fourth Proportional to 13,297,999.40, 19,948,035.90 and 5,725,212.20

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Solution

The fourth proportional to 13,297,999.40, 19,948,035.90 and 5,725,212.20 is: 8,588,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,297,999.40 : 19,948,035.90 = 5,725,212.20 : x
  2. Step 2: Convert to fraction form
    13,297,999.40/19,948,035.90 = 5,725,212.20/x
  3. Step 3: Cross multiply
    13,297,999.40x = 19,948,035.90 × 5,725,212.20
  4. Step 4: Simplify right side
    13,297,999.40x = 114,206,738,500,717.97
  5. Step 5: Solve for x
    x = 114,206,738,500,717.97/13,297,999.40
  6. Step 6: Final answer
    x = 8,588,264.68

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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.