Home / 10,401,995.20-15,603,041.40-3,670,409.20

Finding the Fourth Proportional to 10,401,995.20, 15,603,041.40 and 3,670,409.20

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Solution

The fourth proportional to 10,401,995.20, 15,603,041.40 and 3,670,409.20 is: 5,505,630.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401,995.20 : 15,603,041.40 = 3,670,409.20 : x
  2. Step 2: Convert to fraction form
    10,401,995.20/15,603,041.40 = 3,670,409.20/x
  3. Step 3: Cross multiply
    10,401,995.20x = 15,603,041.40 × 3,670,409.20
  4. Step 4: Simplify right side
    10,401,995.20x = 57,269,546,702,540.88
  5. Step 5: Solve for x
    x = 57,269,546,702,540.88/10,401,995.20
  6. Step 6: Final answer
    x = 5,505,630.95

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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.