Home / 28,696,504.24-39,600,915.96-15,819,448.24

Finding the Fourth Proportional to 28,696,504.24, 39,600,915.96 and 15,819,448.24

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Solution

The fourth proportional to 28,696,504.24, 39,600,915.96 and 15,819,448.24 is: 21,830,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,696,504.24 : 39,600,915.96 = 15,819,448.24 : x
  2. Step 2: Convert to fraction form
    28,696,504.24/39,600,915.96 = 15,819,448.24/x
  3. Step 3: Cross multiply
    28,696,504.24x = 39,600,915.96 × 15,819,448.24
  4. Step 4: Simplify right side
    28,696,504.24x = 626,464,640,285,809.88
  5. Step 5: Solve for x
    x = 626,464,640,285,809.88/28,696,504.24
  6. Step 6: Final answer
    x = 21,830,695.30

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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.