Home / 30,087,954.72-41,520,213.28-16,336,604.16

Finding the Fourth Proportional to 30,087,954.72, 41,520,213.28 and 16,336,604.16

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Solution

The fourth proportional to 30,087,954.72, 41,520,213.28 and 16,336,604.16 is: 22,543,881.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,087,954.72 : 41,520,213.28 = 16,336,604.16 : x
  2. Step 2: Convert to fraction form
    30,087,954.72/41,520,213.28 = 16,336,604.16/x
  3. Step 3: Cross multiply
    30,087,954.72x = 41,520,213.28 × 16,336,604.16
  4. Step 4: Simplify right side
    30,087,954.72x = 678,299,288,994,135.25
  5. Step 5: Solve for x
    x = 678,299,288,994,135.25/30,087,954.72
  6. Step 6: Final answer
    x = 22,543,881.61

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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.