Home / 8,916,634.98-12,304,958.06-5,431,973.54

Finding the Fourth Proportional to 8,916,634.98, 12,304,958.06 and 5,431,973.54

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Solution

The fourth proportional to 8,916,634.98, 12,304,958.06 and 5,431,973.54 is: 7,496,124.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916,634.98 : 12,304,958.06 = 5,431,973.54 : x
  2. Step 2: Convert to fraction form
    8,916,634.98/12,304,958.06 = 5,431,973.54/x
  3. Step 3: Cross multiply
    8,916,634.98x = 12,304,958.06 × 5,431,973.54
  4. Step 4: Simplify right side
    8,916,634.98x = 66,840,206,544,784.88
  5. Step 5: Solve for x
    x = 66,840,206,544,784.88/8,916,634.98
  6. Step 6: Final answer
    x = 7,496,124.57

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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.