Home / 28,819,846.08-43,235,008.20-13,673,636.64

Finding the Fourth Proportional to 28,819,846.08, 43,235,008.20 and 13,673,636.64

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Solution

The fourth proportional to 28,819,846.08, 43,235,008.20 and 13,673,636.64 is: 20,512,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,819,846.08 : 43,235,008.20 = 13,673,636.64 : x
  2. Step 2: Convert to fraction form
    28,819,846.08/43,235,008.20 = 13,673,636.64/x
  3. Step 3: Cross multiply
    28,819,846.08x = 43,235,008.20 × 13,673,636.64
  4. Step 4: Simplify right side
    28,819,846.08x = 591,179,792,254,220.50
  5. Step 5: Solve for x
    x = 591,179,792,254,220.50/28,819,846.08
  6. Step 6: Final answer
    x = 20,512,940.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.