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Finding the Fourth Proportional to 6,335,115.32, 8,749,676.22 and 4,294,381.88

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Solution

The fourth proportional to 6,335,115.32, 8,749,676.22 and 4,294,381.88 is: 5,931,139.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,335,115.32 : 8,749,676.22 = 4,294,381.88 : x
  2. Step 2: Convert to fraction form
    6,335,115.32/8,749,676.22 = 4,294,381.88/x
  3. Step 3: Cross multiply
    6,335,115.32x = 8,749,676.22 × 4,294,381.88
  4. Step 4: Simplify right side
    6,335,115.32x = 37,574,450,971,286.52
  5. Step 5: Solve for x
    x = 37,574,450,971,286.52/6,335,115.32
  6. Step 6: Final answer
    x = 5,931,139.23

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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.