Home / 5,213,774.12-7,193,657.40-3,147,156.32

Finding the Fourth Proportional to 5,213,774.12, 7,193,657.40 and 3,147,156.32

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Solution

The fourth proportional to 5,213,774.12, 7,193,657.40 and 3,147,156.32 is: 4,342,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213,774.12 : 7,193,657.40 = 3,147,156.32 : x
  2. Step 2: Convert to fraction form
    5,213,774.12/7,193,657.40 = 3,147,156.32/x
  3. Step 3: Cross multiply
    5,213,774.12x = 7,193,657.40 × 3,147,156.32
  4. Step 4: Simplify right side
    5,213,774.12x = 22,639,564,350,324.77
  5. Step 5: Solve for x
    x = 22,639,564,350,324.77/5,213,774.12
  6. Step 6: Final answer
    x = 4,342,260.30

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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.