Home / 51,585,441.86-71,187,907.37-28,380,070.60

Finding the Fourth Proportional to 51,585,441.86, 71,187,907.37 and 28,380,070.60

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Solution

The fourth proportional to 51,585,441.86, 71,187,907.37 and 28,380,070.60 is: 39,164,496.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,585,441.86 : 71,187,907.37 = 28,380,070.60 : x
  2. Step 2: Convert to fraction form
    51,585,441.86/71,187,907.37 = 28,380,070.60/x
  3. Step 3: Cross multiply
    51,585,441.86x = 71,187,907.37 × 28,380,070.60
  4. Step 4: Simplify right side
    51,585,441.86x = 2,020,317,836,706,990
  5. Step 5: Solve for x
    x = 2,020,317,836,706,990/51,585,441.86
  6. Step 6: Final answer
    x = 39,164,496.10

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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.