Home / 48,055,571.42-66,313,245.74-28,210,142.59

Finding the Fourth Proportional to 48,055,571.42, 66,313,245.74 and 28,210,142.59

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Solution

The fourth proportional to 48,055,571.42, 66,313,245.74 and 28,210,142.59 is: 38,927,975.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,055,571.42 : 66,313,245.74 = 28,210,142.59 : x
  2. Step 2: Convert to fraction form
    48,055,571.42/66,313,245.74 = 28,210,142.59/x
  3. Step 3: Cross multiply
    48,055,571.42x = 66,313,245.74 × 28,210,142.59
  4. Step 4: Simplify right side
    48,055,571.42x = 1,870,706,117,890,104.25
  5. Step 5: Solve for x
    x = 1,870,706,117,890,104.25/48,055,571.42
  6. Step 6: Final answer
    x = 38,927,975.73

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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.