Home / 12,765,911.45-17,616,239.98-7,260,625.55

Finding the Fourth Proportional to 12,765,911.45, 17,616,239.98 and 7,260,625.55

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Solution

The fourth proportional to 12,765,911.45, 17,616,239.98 and 7,260,625.55 is: 10,019,255.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,765,911.45 : 17,616,239.98 = 7,260,625.55 : x
  2. Step 2: Convert to fraction form
    12,765,911.45/17,616,239.98 = 7,260,625.55/x
  3. Step 3: Cross multiply
    12,765,911.45x = 17,616,239.98 × 7,260,625.55
  4. Step 4: Simplify right side
    12,765,911.45x = 127,904,922,119,608.52
  5. Step 5: Solve for x
    x = 127,904,922,119,608.52/12,765,911.45
  6. Step 6: Final answer
    x = 10,019,255.00

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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.