Home / 13,882,752.48-19,157,958.24-7,687,676.40

Finding the Fourth Proportional to 13,882,752.48, 19,157,958.24 and 7,687,676.40

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Solution

The fourth proportional to 13,882,752.48, 19,157,958.24 and 7,687,676.40 is: 10,608,860.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,882,752.48 : 19,157,958.24 = 7,687,676.40 : x
  2. Step 2: Convert to fraction form
    13,882,752.48/19,157,958.24 = 7,687,676.40/x
  3. Step 3: Cross multiply
    13,882,752.48x = 19,157,958.24 × 7,687,676.40
  4. Step 4: Simplify right side
    13,882,752.48x = 147,280,183,433,833.53
  5. Step 5: Solve for x
    x = 147,280,183,433,833.53/13,882,752.48
  6. Step 6: Final answer
    x = 10,608,860.43

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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.