Home / 5,731,721.08-7,909,774.80-3,153,346.54

Finding the Fourth Proportional to 5,731,721.08, 7,909,774.80 and 3,153,346.54

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Solution

The fourth proportional to 5,731,721.08, 7,909,774.80 and 3,153,346.54 is: 4,351,618.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731,721.08 : 7,909,774.80 = 3,153,346.54 : x
  2. Step 2: Convert to fraction form
    5,731,721.08/7,909,774.80 = 3,153,346.54/x
  3. Step 3: Cross multiply
    5,731,721.08x = 7,909,774.80 × 3,153,346.54
  4. Step 4: Simplify right side
    5,731,721.08x = 24,942,260,997,759.19
  5. Step 5: Solve for x
    x = 24,942,260,997,759.19/5,731,721.08
  6. Step 6: Final answer
    x = 4,351,618.07

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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.