Home / 14,233,639.46-19,642,449.09-7,954,166.67

Finding the Fourth Proportional to 14,233,639.46, 19,642,449.09 and 7,954,166.67

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Solution

The fourth proportional to 14,233,639.46, 19,642,449.09 and 7,954,166.67 is: 10,976,764.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233,639.46 : 19,642,449.09 = 7,954,166.67 : x
  2. Step 2: Convert to fraction form
    14,233,639.46/19,642,449.09 = 7,954,166.67/x
  3. Step 3: Cross multiply
    14,233,639.46x = 19,642,449.09 × 7,954,166.67
  4. Step 4: Simplify right side
    14,233,639.46x = 156,239,313,866,106.91
  5. Step 5: Solve for x
    x = 156,239,313,866,106.91/14,233,639.46
  6. Step 6: Final answer
    x = 10,976,764.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.