Home / 5,736,138.98-7,915,629.28-3,122,588.72

Finding the Fourth Proportional to 5,736,138.98, 7,915,629.28 and 3,122,588.72

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Solution

The fourth proportional to 5,736,138.98, 7,915,629.28 and 3,122,588.72 is: 4,309,040.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,736,138.98 : 7,915,629.28 = 3,122,588.72 : x
  2. Step 2: Convert to fraction form
    5,736,138.98/7,915,629.28 = 3,122,588.72/x
  3. Step 3: Cross multiply
    5,736,138.98x = 7,915,629.28 × 3,122,588.72
  4. Step 4: Simplify right side
    5,736,138.98x = 24,717,254,701,429.72
  5. Step 5: Solve for x
    x = 24,717,254,701,429.72/5,736,138.98
  6. Step 6: Final answer
    x = 4,309,040.42

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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.