Home / 19,683,816.20-27,165,207.03-10,865,018.58

Finding the Fourth Proportional to 19,683,816.20, 27,165,207.03 and 10,865,018.58

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Solution

The fourth proportional to 19,683,816.20, 27,165,207.03 and 10,865,018.58 is: 14,994,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,816.20 : 27,165,207.03 = 10,865,018.58 : x
  2. Step 2: Convert to fraction form
    19,683,816.20/27,165,207.03 = 10,865,018.58/x
  3. Step 3: Cross multiply
    19,683,816.20x = 27,165,207.03 × 10,865,018.58
  4. Step 4: Simplify right side
    19,683,816.20x = 295,150,479,120,687.56
  5. Step 5: Solve for x
    x = 295,150,479,120,687.56/19,683,816.20
  6. Step 6: Final answer
    x = 14,994,576.06

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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.