Home / 11,754,625.70-17,631,938.55-3,118,709.45

Finding the Fourth Proportional to 11,754,625.70, 17,631,938.55 and 3,118,709.45

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Solution

The fourth proportional to 11,754,625.70, 17,631,938.55 and 3,118,709.45 is: 4,678,064.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754,625.70 : 17,631,938.55 = 3,118,709.45 : x
  2. Step 2: Convert to fraction form
    11,754,625.70/17,631,938.55 = 3,118,709.45/x
  3. Step 3: Cross multiply
    11,754,625.70x = 17,631,938.55 × 3,118,709.45
  4. Step 4: Simplify right side
    11,754,625.70x = 54,988,893,377,704.30
  5. Step 5: Solve for x
    x = 54,988,893,377,704.30/11,754,625.70
  6. Step 6: Final answer
    x = 4,678,064.18

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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.