Home / 49,177,120.60-67,870,377.37-27,989,051.89

Finding the Fourth Proportional to 49,177,120.60, 67,870,377.37 and 27,989,051.89

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Solution

The fourth proportional to 49,177,120.60, 67,870,377.37 and 27,989,051.89 is: 38,628,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,177,120.60 : 67,870,377.37 = 27,989,051.89 : x
  2. Step 2: Convert to fraction form
    49,177,120.60/67,870,377.37 = 27,989,051.89/x
  3. Step 3: Cross multiply
    49,177,120.60x = 67,870,377.37 × 27,989,051.89
  4. Step 4: Simplify right side
    49,177,120.60x = 1,899,627,513,663,460
  5. Step 5: Solve for x
    x = 1,899,627,513,663,460/49,177,120.60
  6. Step 6: Final answer
    x = 38,628,278.57

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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.