Home / 11,171,040.40-16,756,560.60-10,651,409.20

Finding the Fourth Proportional to 11,171,040.40, 16,756,560.60 and 10,651,409.20

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Solution

The fourth proportional to 11,171,040.40, 16,756,560.60 and 10,651,409.20 is: 15,977,113.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,171,040.40 : 16,756,560.60 = 10,651,409.20 : x
  2. Step 2: Convert to fraction form
    11,171,040.40/16,756,560.60 = 10,651,409.20/x
  3. Step 3: Cross multiply
    11,171,040.40x = 16,756,560.60 × 10,651,409.20
  4. Step 4: Simplify right side
    11,171,040.40x = 178,480,983,735,197.50
  5. Step 5: Solve for x
    x = 178,480,983,735,197.50/11,171,040.40
  6. Step 6: Final answer
    x = 15,977,113.80

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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.