Home / 10,057,719.60-13,879,653.12-5,474,074.32

Finding the Fourth Proportional to 10,057,719.60, 13,879,653.12 and 5,474,074.32

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Solution

The fourth proportional to 10,057,719.60, 13,879,653.12 and 5,474,074.32 is: 7,554,222.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,057,719.60 : 13,879,653.12 = 5,474,074.32 : x
  2. Step 2: Convert to fraction form
    10,057,719.60/13,879,653.12 = 5,474,074.32/x
  3. Step 3: Cross multiply
    10,057,719.60x = 13,879,653.12 × 5,474,074.32
  4. Step 4: Simplify right side
    10,057,719.60x = 75,978,252,714,699.88
  5. Step 5: Solve for x
    x = 75,978,252,714,699.88/10,057,719.60
  6. Step 6: Final answer
    x = 7,554,222.60

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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.