Home / 13,840,512.21-19,085,705.34-9,192,612.33

Finding the Fourth Proportional to 13,840,512.21, 19,085,705.34 and 9,192,612.33

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Solution

The fourth proportional to 13,840,512.21, 19,085,705.34 and 9,192,612.33 is: 12,676,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,512.21 : 19,085,705.34 = 9,192,612.33 : x
  2. Step 2: Convert to fraction form
    13,840,512.21/19,085,705.34 = 9,192,612.33/x
  3. Step 3: Cross multiply
    13,840,512.21x = 19,085,705.34 × 9,192,612.33
  4. Step 4: Simplify right side
    13,840,512.21x = 175,447,490,235,230.84
  5. Step 5: Solve for x
    x = 175,447,490,235,230.84/13,840,512.21
  6. Step 6: Final answer
    x = 12,676,372.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.