Home / 5,490,013.52-8,185,938.14-5,339,179.88

Finding the Fourth Proportional to 5,490,013.52, 8,185,938.14 and 5,339,179.88

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Solution

The fourth proportional to 5,490,013.52, 8,185,938.14 and 5,339,179.88 is: 7,961,036.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490,013.52 : 8,185,938.14 = 5,339,179.88 : x
  2. Step 2: Convert to fraction form
    5,490,013.52/8,185,938.14 = 5,339,179.88/x
  3. Step 3: Cross multiply
    5,490,013.52x = 8,185,938.14 × 5,339,179.88
  4. Step 4: Simplify right side
    5,490,013.52x = 43,706,196,189,316.72
  5. Step 5: Solve for x
    x = 43,706,196,189,316.72/5,490,013.52
  6. Step 6: Final answer
    x = 7,961,036.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.