Home / 21,140,193-29,173,495.50-11,482,401

Finding the Fourth Proportional to 21,140,193, 29,173,495.50 and 11,482,401

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Solution

The fourth proportional to 21,140,193, 29,173,495.50 and 11,482,401 is: 15,845,729.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,140,193 : 29,173,495.50 = 11,482,401 : x
  2. Step 2: Convert to fraction form
    21,140,193/29,173,495.50 = 11,482,401/x
  3. Step 3: Cross multiply
    21,140,193x = 29,173,495.50 × 11,482,401
  4. Step 4: Simplify right side
    21,140,193x = 334,981,773,902,695.50
  5. Step 5: Solve for x
    x = 334,981,773,902,695.50/21,140,193
  6. Step 6: Final answer
    x = 15,845,729.22

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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.