Home / 5,717,322.54-7,889,920.63-3,139,170.30

Finding the Fourth Proportional to 5,717,322.54, 7,889,920.63 and 3,139,170.30

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Solution

The fourth proportional to 5,717,322.54, 7,889,920.63 and 3,139,170.30 is: 4,332,063.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717,322.54 : 7,889,920.63 = 3,139,170.30 : x
  2. Step 2: Convert to fraction form
    5,717,322.54/7,889,920.63 = 3,139,170.30/x
  3. Step 3: Cross multiply
    5,717,322.54x = 7,889,920.63 × 3,139,170.30
  4. Step 4: Simplify right side
    5,717,322.54x = 24,767,804,503,205.36
  5. Step 5: Solve for x
    x = 24,767,804,503,205.36/5,717,322.54
  6. Step 6: Final answer
    x = 4,332,063.54

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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.