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Finding the Fourth Proportional to 6,492,980.82, 9,739,372.41 and 2,233,185.96

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Solution

The fourth proportional to 6,492,980.82, 9,739,372.41 and 2,233,185.96 is: 3,349,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,492,980.82 : 9,739,372.41 = 2,233,185.96 : x
  2. Step 2: Convert to fraction form
    6,492,980.82/9,739,372.41 = 2,233,185.96/x
  3. Step 3: Cross multiply
    6,492,980.82x = 9,739,372.41 × 2,233,185.96
  4. Step 4: Simplify right side
    6,492,980.82x = 21,749,829,725,223.36
  5. Step 5: Solve for x
    x = 21,749,829,725,223.36/6,492,980.82
  6. Step 6: Final answer
    x = 3,349,744.95

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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.