Home / 19,381,436.42-26,747,556.66-10,679,598.50

Finding the Fourth Proportional to 19,381,436.42, 26,747,556.66 and 10,679,598.50

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Solution

The fourth proportional to 19,381,436.42, 26,747,556.66 and 10,679,598.50 is: 14,738,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,381,436.42 : 26,747,556.66 = 10,679,598.50 : x
  2. Step 2: Convert to fraction form
    19,381,436.42/26,747,556.66 = 10,679,598.50/x
  3. Step 3: Cross multiply
    19,381,436.42x = 26,747,556.66 × 10,679,598.50
  4. Step 4: Simplify right side
    19,381,436.42x = 285,653,165,984,801
  5. Step 5: Solve for x
    x = 285,653,165,984,801/19,381,436.42
  6. Step 6: Final answer
    x = 14,738,493.05

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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.