Home / 5,225,817.63-7,212,196.89-3,161,972.07

Finding the Fourth Proportional to 5,225,817.63, 7,212,196.89 and 3,161,972.07

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Solution

The fourth proportional to 5,225,817.63, 7,212,196.89 and 3,161,972.07 is: 4,363,865.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225,817.63 : 7,212,196.89 = 3,161,972.07 : x
  2. Step 2: Convert to fraction form
    5,225,817.63/7,212,196.89 = 3,161,972.07/x
  3. Step 3: Cross multiply
    5,225,817.63x = 7,212,196.89 × 3,161,972.07
  4. Step 4: Simplify right side
    5,225,817.63x = 22,804,765,129,520.86
  5. Step 5: Solve for x
    x = 22,804,765,129,520.86/5,225,817.63
  6. Step 6: Final answer
    x = 4,363,865.47

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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.