Home / 11,284,915.87-15,577,950.81-7,618,797.96

Finding the Fourth Proportional to 11,284,915.87, 15,577,950.81 and 7,618,797.96

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Solution

The fourth proportional to 11,284,915.87, 15,577,950.81 and 7,618,797.96 is: 10,517,159.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,915.87 : 15,577,950.81 = 7,618,797.96 : x
  2. Step 2: Convert to fraction form
    11,284,915.87/15,577,950.81 = 7,618,797.96/x
  3. Step 3: Cross multiply
    11,284,915.87x = 15,577,950.81 × 7,618,797.96
  4. Step 4: Simplify right side
    11,284,915.87x = 118,685,259,852,208.34
  5. Step 5: Solve for x
    x = 118,685,259,852,208.34/11,284,915.87
  6. Step 6: Final answer
    x = 10,517,159.47

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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.