Home / 19,770,499.35-29,660,220.75-10,672,401.66

Finding the Fourth Proportional to 19,770,499.35, 29,660,220.75 and 10,672,401.66

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Solution

The fourth proportional to 19,770,499.35, 29,660,220.75 and 10,672,401.66 is: 16,011,016.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,770,499.35 : 29,660,220.75 = 10,672,401.66 : x
  2. Step 2: Convert to fraction form
    19,770,499.35/29,660,220.75 = 10,672,401.66/x
  3. Step 3: Cross multiply
    19,770,499.35x = 29,660,220.75 × 10,672,401.66
  4. Step 4: Simplify right side
    19,770,499.35x = 316,545,789,097,062.12
  5. Step 5: Solve for x
    x = 316,545,789,097,062.12/19,770,499.35
  6. Step 6: Final answer
    x = 16,011,016.39

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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.