Home / 5,193,270-7,166,736.38-2,838,516.28

Finding the Fourth Proportional to 5,193,270, 7,166,736.38 and 2,838,516.28

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Solution

The fourth proportional to 5,193,270, 7,166,736.38 and 2,838,516.28 is: 3,917,165.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193,270 : 7,166,736.38 = 2,838,516.28 : x
  2. Step 2: Convert to fraction form
    5,193,270/7,166,736.38 = 2,838,516.28/x
  3. Step 3: Cross multiply
    5,193,270x = 7,166,736.38 × 2,838,516.28
  4. Step 4: Simplify right side
    5,193,270x = 20,342,897,878,277.71
  5. Step 5: Solve for x
    x = 20,342,897,878,277.71/5,193,270
  6. Step 6: Final answer
    x = 3,917,165.46

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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.