Home / 8,026,629.81-11,072,116.74-5,122,747.61

Finding the Fourth Proportional to 8,026,629.81, 11,072,116.74 and 5,122,747.61

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Solution

The fourth proportional to 8,026,629.81, 11,072,116.74 and 5,122,747.61 is: 7,066,435.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026,629.81 : 11,072,116.74 = 5,122,747.61 : x
  2. Step 2: Convert to fraction form
    8,026,629.81/11,072,116.74 = 5,122,747.61/x
  3. Step 3: Cross multiply
    8,026,629.81x = 11,072,116.74 × 5,122,747.61
  4. Step 4: Simplify right side
    8,026,629.81x = 56,719,659,595,156.28
  5. Step 5: Solve for x
    x = 56,719,659,595,156.28/8,026,629.81
  6. Step 6: Final answer
    x = 7,066,435.22

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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.