Home / 5,112,993.83-7,056,079.16-2,821,302.14

Finding the Fourth Proportional to 5,112,993.83, 7,056,079.16 and 2,821,302.14

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Solution

The fourth proportional to 5,112,993.83, 7,056,079.16 and 2,821,302.14 is: 3,893,478.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112,993.83 : 7,056,079.16 = 2,821,302.14 : x
  2. Step 2: Convert to fraction form
    5,112,993.83/7,056,079.16 = 2,821,302.14/x
  3. Step 3: Cross multiply
    5,112,993.83x = 7,056,079.16 × 2,821,302.14
  4. Step 4: Simplify right side
    5,112,993.83x = 19,907,331,248,225.39
  5. Step 5: Solve for x
    x = 19,907,331,248,225.39/5,112,993.83
  6. Step 6: Final answer
    x = 3,893,478.44

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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.