Home / 14,231,510.79-19,639,246.71-7,705,087.26

Finding the Fourth Proportional to 14,231,510.79, 19,639,246.71 and 7,705,087.26

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Solution

The fourth proportional to 14,231,510.79, 19,639,246.71 and 7,705,087.26 is: 10,632,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,510.79 : 19,639,246.71 = 7,705,087.26 : x
  2. Step 2: Convert to fraction form
    14,231,510.79/19,639,246.71 = 7,705,087.26/x
  3. Step 3: Cross multiply
    14,231,510.79x = 19,639,246.71 × 7,705,087.26
  4. Step 4: Simplify right side
    14,231,510.79x = 151,322,109,621,217.91
  5. Step 5: Solve for x
    x = 151,322,109,621,217.91/14,231,510.79
  6. Step 6: Final answer
    x = 10,632,891.47

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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.