Home / 49,072,476.60-67,722,680.86-28,164,342.11

Finding the Fourth Proportional to 49,072,476.60, 67,722,680.86 and 28,164,342.11

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Solution

The fourth proportional to 49,072,476.60, 67,722,680.86 and 28,164,342.11 is: 38,868,320.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,072,476.60 : 67,722,680.86 = 28,164,342.11 : x
  2. Step 2: Convert to fraction form
    49,072,476.60/67,722,680.86 = 28,164,342.11/x
  3. Step 3: Cross multiply
    49,072,476.60x = 67,722,680.86 × 28,164,342.11
  4. Step 4: Simplify right side
    49,072,476.60x = 1,907,364,751,938,364.75
  5. Step 5: Solve for x
    x = 1,907,364,751,938,364.75/49,072,476.60
  6. Step 6: Final answer
    x = 38,868,320.58

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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.