Home / 17,262,812.80-25,887,998.40-8,740,316.80

Finding the Fourth Proportional to 17,262,812.80, 25,887,998.40 and 8,740,316.80

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Solution

The fourth proportional to 17,262,812.80, 25,887,998.40 and 8,740,316.80 is: 13,107,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,262,812.80 : 25,887,998.40 = 8,740,316.80 : x
  2. Step 2: Convert to fraction form
    17,262,812.80/25,887,998.40 = 8,740,316.80/x
  3. Step 3: Cross multiply
    17,262,812.80x = 25,887,998.40 × 8,740,316.80
  4. Step 4: Simplify right side
    17,262,812.80x = 226,269,307,333,893.12
  5. Step 5: Solve for x
    x = 226,269,307,333,893.12/17,262,812.80
  6. Step 6: Final answer
    x = 13,107,325.55

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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.