Home / 7,612,477.20-11,419,995.74-3,774,489.03

Finding the Fourth Proportional to 7,612,477.20, 11,419,995.74 and 3,774,489.03

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Solution

The fourth proportional to 7,612,477.20, 11,419,995.74 and 3,774,489.03 is: 5,662,368.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,612,477.20 : 11,419,995.74 = 3,774,489.03 : x
  2. Step 2: Convert to fraction form
    7,612,477.20/11,419,995.74 = 3,774,489.03/x
  3. Step 3: Cross multiply
    7,612,477.20x = 11,419,995.74 × 3,774,489.03
  4. Step 4: Simplify right side
    7,612,477.20x = 43,104,648,624,404.28
  5. Step 5: Solve for x
    x = 43,104,648,624,404.28/7,612,477.20
  6. Step 6: Final answer
    x = 5,662,368.17

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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.