Home / 15,408,122.40-23,112,183.60-11,600,992.80

Finding the Fourth Proportional to 15,408,122.40, 23,112,183.60 and 11,600,992.80

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Solution

The fourth proportional to 15,408,122.40, 23,112,183.60 and 11,600,992.80 is: 17,401,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408,122.40 : 23,112,183.60 = 11,600,992.80 : x
  2. Step 2: Convert to fraction form
    15,408,122.40/23,112,183.60 = 11,600,992.80/x
  3. Step 3: Cross multiply
    15,408,122.40x = 23,112,183.60 × 11,600,992.80
  4. Step 4: Simplify right side
    15,408,122.40x = 268,124,275,535,878.12
  5. Step 5: Solve for x
    x = 268,124,275,535,878.12/15,408,122.40
  6. Step 6: Final answer
    x = 17,401,489.20

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1.5x scale

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.