Home / 15,048,127.78-20,767,696.99-8,522,918.03

Finding the Fourth Proportional to 15,048,127.78, 20,767,696.99 and 8,522,918.03

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Solution

The fourth proportional to 15,048,127.78, 20,767,696.99 and 8,522,918.03 is: 11,762,352.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,127.78 : 20,767,696.99 = 8,522,918.03 : x
  2. Step 2: Convert to fraction form
    15,048,127.78/20,767,696.99 = 8,522,918.03/x
  3. Step 3: Cross multiply
    15,048,127.78x = 20,767,696.99 × 8,522,918.03
  4. Step 4: Simplify right side
    15,048,127.78x = 177,001,379,148,259.69
  5. Step 5: Solve for x
    x = 177,001,379,148,259.69/15,048,127.78
  6. Step 6: Final answer
    x = 11,762,352.22

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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.