Home / 13,747,317.84-20,638,997.46-9,218,631.24

Finding the Fourth Proportional to 13,747,317.84, 20,638,997.46 and 9,218,631.24

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Solution

The fourth proportional to 13,747,317.84, 20,638,997.46 and 9,218,631.24 is: 13,840,031.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,747,317.84 : 20,638,997.46 = 9,218,631.24 : x
  2. Step 2: Convert to fraction form
    13,747,317.84/20,638,997.46 = 9,218,631.24/x
  3. Step 3: Cross multiply
    13,747,317.84x = 20,638,997.46 × 9,218,631.24
  4. Step 4: Simplify right side
    13,747,317.84x = 190,263,306,747,036.66
  5. Step 5: Solve for x
    x = 190,263,306,747,036.66/13,747,317.84
  6. Step 6: Final answer
    x = 13,840,031.12

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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.