Home / 49,731,512.71-68,634,129.45-29,104,975.30

Finding the Fourth Proportional to 49,731,512.71, 68,634,129.45 and 29,104,975.30

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Solution

The fourth proportional to 49,731,512.71, 68,634,129.45 and 29,104,975.30 is: 40,167,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,731,512.71 : 68,634,129.45 = 29,104,975.30 : x
  2. Step 2: Convert to fraction form
    49,731,512.71/68,634,129.45 = 29,104,975.30/x
  3. Step 3: Cross multiply
    49,731,512.71x = 68,634,129.45 × 29,104,975.30
  4. Step 4: Simplify right side
    49,731,512.71x = 1,997,594,641,890,557
  5. Step 5: Solve for x
    x = 1,997,594,641,890,557/49,731,512.71
  6. Step 6: Final answer
    x = 40,167,582.55

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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.