Home / 8,623,431.08-12,908,241.45-6,351,520.82

Finding the Fourth Proportional to 8,623,431.08, 12,908,241.45 and 6,351,520.82

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Solution

The fourth proportional to 8,623,431.08, 12,908,241.45 and 6,351,520.82 is: 9,507,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623,431.08 : 12,908,241.45 = 6,351,520.82 : x
  2. Step 2: Convert to fraction form
    8,623,431.08/12,908,241.45 = 6,351,520.82/x
  3. Step 3: Cross multiply
    8,623,431.08x = 12,908,241.45 × 6,351,520.82
  4. Step 4: Simplify right side
    8,623,431.08x = 81,986,964,319,261.98
  5. Step 5: Solve for x
    x = 81,986,964,319,261.98/8,623,431.08
  6. Step 6: Final answer
    x = 9,507,464.44

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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.