Home / 45,759,344.88-68,638,583.40-11,680,220.40

Finding the Fourth Proportional to 45,759,344.88, 68,638,583.40 and 11,680,220.40

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Solution

The fourth proportional to 45,759,344.88, 68,638,583.40 and 11,680,220.40 is: 17,520,219.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,759,344.88 : 68,638,583.40 = 11,680,220.40 : x
  2. Step 2: Convert to fraction form
    45,759,344.88/68,638,583.40 = 11,680,220.40/x
  3. Step 3: Cross multiply
    45,759,344.88x = 68,638,583.40 × 11,680,220.40
  4. Step 4: Simplify right side
    45,759,344.88x = 801,713,782,055,781.50
  5. Step 5: Solve for x
    x = 801,713,782,055,781.50/45,759,344.88
  6. Step 6: Final answer
    x = 17,520,219.84

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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.