Home / 8,427,112.56-11,628,168.48-5,117,685.84

Finding the Fourth Proportional to 8,427,112.56, 11,628,168.48 and 5,117,685.84

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Solution

The fourth proportional to 8,427,112.56, 11,628,168.48 and 5,117,685.84 is: 7,061,649.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427,112.56 : 11,628,168.48 = 5,117,685.84 : x
  2. Step 2: Convert to fraction form
    8,427,112.56/11,628,168.48 = 5,117,685.84/x
  3. Step 3: Cross multiply
    8,427,112.56x = 11,628,168.48 × 5,117,685.84
  4. Step 4: Simplify right side
    8,427,112.56x = 59,509,313,175,230.32
  5. Step 5: Solve for x
    x = 59,509,313,175,230.32/8,427,112.56
  6. Step 6: Final answer
    x = 7,061,649.26

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1.5x scale

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.