Home / 6,366,642.66-9,546,719.54-3,128,395.50

Finding the Fourth Proportional to 6,366,642.66, 9,546,719.54 and 3,128,395.50

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Solution

The fourth proportional to 6,366,642.66, 9,546,719.54 and 3,128,395.50 is: 4,690,999.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,366,642.66 : 9,546,719.54 = 3,128,395.50 : x
  2. Step 2: Convert to fraction form
    6,366,642.66/9,546,719.54 = 3,128,395.50/x
  3. Step 3: Cross multiply
    6,366,642.66x = 9,546,719.54 × 3,128,395.50
  4. Step 4: Simplify right side
    6,366,642.66x = 29,865,914,433,056.09
  5. Step 5: Solve for x
    x = 29,865,914,433,056.09/6,366,642.66
  6. Step 6: Final answer
    x = 4,690,999.01

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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.