Home / 5,077,671.23-7,007,186.25-2,902,261.12

Finding the Fourth Proportional to 5,077,671.23, 7,007,186.25 and 2,902,261.12

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Solution

The fourth proportional to 5,077,671.23, 7,007,186.25 and 2,902,261.12 is: 4,005,120.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077,671.23 : 7,007,186.25 = 2,902,261.12 : x
  2. Step 2: Convert to fraction form
    5,077,671.23/7,007,186.25 = 2,902,261.12/x
  3. Step 3: Cross multiply
    5,077,671.23x = 7,007,186.25 × 2,902,261.12
  4. Step 4: Simplify right side
    5,077,671.23x = 20,336,684,196,455.64
  5. Step 5: Solve for x
    x = 20,336,684,196,455.64/5,077,671.23
  6. Step 6: Final answer
    x = 4,005,120.31

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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.