Home / 5,142,921.54-7,713,201.72-3,066,210.02

Finding the Fourth Proportional to 5,142,921.54, 7,713,201.72 and 3,066,210.02

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Solution

The fourth proportional to 5,142,921.54, 7,713,201.72 and 3,066,210.02 is: 4,598,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,142,921.54 : 7,713,201.72 = 3,066,210.02 : x
  2. Step 2: Convert to fraction form
    5,142,921.54/7,713,201.72 = 3,066,210.02/x
  3. Step 3: Cross multiply
    5,142,921.54x = 7,713,201.72 × 3,066,210.02
  4. Step 4: Simplify right side
    5,142,921.54x = 23,650,296,400,145.23
  5. Step 5: Solve for x
    x = 23,650,296,400,145.23/5,142,921.54
  6. Step 6: Final answer
    x = 4,598,611.16

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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.