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Finding the Fourth Proportional to 5,957,015.40, 8,975,269.19 and 5,389,029.63

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Solution

The fourth proportional to 5,957,015.40, 8,975,269.19 and 5,389,029.63 is: 8,119,500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,957,015.40 : 8,975,269.19 = 5,389,029.63 : x
  2. Step 2: Convert to fraction form
    5,957,015.40/8,975,269.19 = 5,389,029.63/x
  3. Step 3: Cross multiply
    5,957,015.40x = 8,975,269.19 × 5,389,029.63
  4. Step 4: Simplify right side
    5,957,015.40x = 48,367,991,615,608.68
  5. Step 5: Solve for x
    x = 48,367,991,615,608.68/5,957,015.40
  6. Step 6: Final answer
    x = 8,119,500.85

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.