Home / 8,726,838.56-13,085,878.37-5,084,745.45

Finding the Fourth Proportional to 8,726,838.56, 13,085,878.37 and 5,084,745.45

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Solution

The fourth proportional to 8,726,838.56, 13,085,878.37 and 5,084,745.45 is: 7,624,566.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726,838.56 : 13,085,878.37 = 5,084,745.45 : x
  2. Step 2: Convert to fraction form
    8,726,838.56/13,085,878.37 = 5,084,745.45/x
  3. Step 3: Cross multiply
    8,726,838.56x = 13,085,878.37 × 5,084,745.45
  4. Step 4: Simplify right side
    8,726,838.56x = 66,538,360,501,110.91
  5. Step 5: Solve for x
    x = 66,538,360,501,110.91/8,726,838.56
  6. Step 6: Final answer
    x = 7,624,566.45

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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.