Home / 11,199,608.40-16,757,422.20-10,191,838.80

Finding the Fourth Proportional to 11,199,608.40, 16,757,422.20 and 10,191,838.80

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Solution

The fourth proportional to 11,199,608.40, 16,757,422.20 and 10,191,838.80 is: 15,249,546.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199,608.40 : 16,757,422.20 = 10,191,838.80 : x
  2. Step 2: Convert to fraction form
    11,199,608.40/16,757,422.20 = 10,191,838.80/x
  3. Step 3: Cross multiply
    11,199,608.40x = 16,757,422.20 × 10,191,838.80
  4. Step 4: Simplify right side
    11,199,608.40x = 170,788,945,765,941.38
  5. Step 5: Solve for x
    x = 170,788,945,765,941.38/11,199,608.40
  6. Step 6: Final answer
    x = 15,249,546.20

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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.