Home / 5,012,112-6,916,721.37-2,720,272.69

Finding the Fourth Proportional to 5,012,112, 6,916,721.37 and 2,720,272.69

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Solution

The fourth proportional to 5,012,112, 6,916,721.37 and 2,720,272.69 is: 3,753,980.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012,112 : 6,916,721.37 = 2,720,272.69 : x
  2. Step 2: Convert to fraction form
    5,012,112/6,916,721.37 = 2,720,272.69/x
  3. Step 3: Cross multiply
    5,012,112x = 6,916,721.37 × 2,720,272.69
  4. Step 4: Simplify right side
    5,012,112x = 18,815,368,247,150.39
  5. Step 5: Solve for x
    x = 18,815,368,247,150.39/5,012,112
  6. Step 6: Final answer
    x = 3,753,980.01

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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.