Home / 13,082,706.20-19,624,059.30-7,414,002.20

Finding the Fourth Proportional to 13,082,706.20, 19,624,059.30 and 7,414,002.20

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Solution

The fourth proportional to 13,082,706.20, 19,624,059.30 and 7,414,002.20 is: 11,121,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082,706.20 : 19,624,059.30 = 7,414,002.20 : x
  2. Step 2: Convert to fraction form
    13,082,706.20/19,624,059.30 = 7,414,002.20/x
  3. Step 3: Cross multiply
    13,082,706.20x = 19,624,059.30 × 7,414,002.20
  4. Step 4: Simplify right side
    13,082,706.20x = 145,492,818,823,130.47
  5. Step 5: Solve for x
    x = 145,492,818,823,130.47/13,082,706.20
  6. Step 6: Final answer
    x = 11,121,003.30

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Similar ratio
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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.