Home / 28,293,509.52-39,045,043.44-15,416,453.52

Finding the Fourth Proportional to 28,293,509.52, 39,045,043.44 and 15,416,453.52

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Solution

The fourth proportional to 28,293,509.52, 39,045,043.44 and 15,416,453.52 is: 21,274,706.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,293,509.52 : 39,045,043.44 = 15,416,453.52 : x
  2. Step 2: Convert to fraction form
    28,293,509.52/39,045,043.44 = 15,416,453.52/x
  3. Step 3: Cross multiply
    28,293,509.52x = 39,045,043.44 × 15,416,453.52
  4. Step 4: Simplify right side
    28,293,509.52x = 601,936,097,379,140.88
  5. Step 5: Solve for x
    x = 601,936,097,379,140.88/28,293,509.52
  6. Step 6: Final answer
    x = 21,274,706.02

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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.