Home / 51,479,994.80-71,042,975.88-28,275,662

Finding the Fourth Proportional to 51,479,994.80, 71,042,975.88 and 28,275,662

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Solution

The fourth proportional to 51,479,994.80, 71,042,975.88 and 28,275,662 is: 39,020,733.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,479,994.80 : 71,042,975.88 = 28,275,662 : x
  2. Step 2: Convert to fraction form
    51,479,994.80/71,042,975.88 = 28,275,662/x
  3. Step 3: Cross multiply
    51,479,994.80x = 71,042,975.88 × 28,275,662
  4. Step 4: Simplify right side
    51,479,994.80x = 2,008,787,173,457,032.50
  5. Step 5: Solve for x
    x = 2,008,787,173,457,032.50/51,479,994.80
  6. Step 6: Final answer
    x = 39,020,733.81

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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.