Home / 7,665,116.99-11,500,742.75-3,116,515.41

Finding the Fourth Proportional to 7,665,116.99, 11,500,742.75 and 3,116,515.41

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Solution

The fourth proportional to 7,665,116.99, 11,500,742.75 and 3,116,515.41 is: 4,676,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665,116.99 : 11,500,742.75 = 3,116,515.41 : x
  2. Step 2: Convert to fraction form
    7,665,116.99/11,500,742.75 = 3,116,515.41/x
  3. Step 3: Cross multiply
    7,665,116.99x = 11,500,742.75 × 3,116,515.41
  4. Step 4: Simplify right side
    7,665,116.99x = 35,842,241,991,238.20
  5. Step 5: Solve for x
    x = 35,842,241,991,238.20/7,665,116.99
  6. Step 6: Final answer
    x = 4,676,020.22

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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.