Home / 9,719,621.78-13,414,800.58-5,589,334.58

Finding the Fourth Proportional to 9,719,621.78, 13,414,800.58 and 5,589,334.58

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Solution

The fourth proportional to 9,719,621.78, 13,414,800.58 and 5,589,334.58 is: 7,714,272.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719,621.78 : 13,414,800.58 = 5,589,334.58 : x
  2. Step 2: Convert to fraction form
    9,719,621.78/13,414,800.58 = 5,589,334.58/x
  3. Step 3: Cross multiply
    9,719,621.78x = 13,414,800.58 × 5,589,334.58
  4. Step 4: Simplify right side
    9,719,621.78x = 74,979,808,765,598.06
  5. Step 5: Solve for x
    x = 74,979,808,765,598.06/9,719,621.78
  6. Step 6: Final answer
    x = 7,714,272.27

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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.