Home / 7,886,143.20-11,833,382.48-5,595,440.34

Finding the Fourth Proportional to 7,886,143.20, 11,833,382.48 and 5,595,440.34

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Solution

The fourth proportional to 7,886,143.20, 11,833,382.48 and 5,595,440.34 is: 8,396,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,143.20 : 11,833,382.48 = 5,595,440.34 : x
  2. Step 2: Convert to fraction form
    7,886,143.20/11,833,382.48 = 5,595,440.34/x
  3. Step 3: Cross multiply
    7,886,143.20x = 11,833,382.48 × 5,595,440.34
  4. Step 4: Simplify right side
    7,886,143.20x = 66,212,985,687,241.24
  5. Step 5: Solve for x
    x = 66,212,985,687,241.24/7,886,143.20
  6. Step 6: Final answer
    x = 8,396,117.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.