Home / 21,369,372.98-32,054,305.71-7,723,555.70

Finding the Fourth Proportional to 21,369,372.98, 32,054,305.71 and 7,723,555.70

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Solution

The fourth proportional to 21,369,372.98, 32,054,305.71 and 7,723,555.70 is: 11,585,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,369,372.98 : 32,054,305.71 = 7,723,555.70 : x
  2. Step 2: Convert to fraction form
    21,369,372.98/32,054,305.71 = 7,723,555.70/x
  3. Step 3: Cross multiply
    21,369,372.98x = 32,054,305.71 × 7,723,555.70
  4. Step 4: Simplify right side
    21,369,372.98x = 247,573,215,576,013.06
  5. Step 5: Solve for x
    x = 247,573,215,576,013.06/21,369,372.98
  6. Step 6: Final answer
    x = 11,585,422.55

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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.