Home / 8,191,625.78-11,304,364.65-4,520,576.18

Finding the Fourth Proportional to 8,191,625.78, 11,304,364.65 and 4,520,576.18

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Solution

The fourth proportional to 8,191,625.78, 11,304,364.65 and 4,520,576.18 is: 6,238,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191,625.78 : 11,304,364.65 = 4,520,576.18 : x
  2. Step 2: Convert to fraction form
    8,191,625.78/11,304,364.65 = 4,520,576.18/x
  3. Step 3: Cross multiply
    8,191,625.78x = 11,304,364.65 × 4,520,576.18
  4. Step 4: Simplify right side
    8,191,625.78x = 51,102,241,566,824.04
  5. Step 5: Solve for x
    x = 51,102,241,566,824.04/8,191,625.78
  6. Step 6: Final answer
    x = 6,238,351.57

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1.5x scale

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.