Home / 26,393,999.10-39,590,998.65-13,479,982.80

Finding the Fourth Proportional to 26,393,999.10, 39,590,998.65 and 13,479,982.80

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Solution

The fourth proportional to 26,393,999.10, 39,590,998.65 and 13,479,982.80 is: 20,219,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393,999.10 : 39,590,998.65 = 13,479,982.80 : x
  2. Step 2: Convert to fraction form
    26,393,999.10/39,590,998.65 = 13,479,982.80/x
  3. Step 3: Cross multiply
    26,393,999.10x = 39,590,998.65 × 13,479,982.80
  4. Step 4: Simplify right side
    26,393,999.10x = 533,685,980,836,823.25
  5. Step 5: Solve for x
    x = 533,685,980,836,823.25/26,393,999.10
  6. Step 6: Final answer
    x = 20,219,974.20

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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.