Home / 57,293,364.80-79,064,852.63-31,188,078.05

Finding the Fourth Proportional to 57,293,364.80, 79,064,852.63 and 31,188,078.05

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Solution

The fourth proportional to 57,293,364.80, 79,064,852.63 and 31,188,078.05 is: 43,039,552.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,293,364.80 : 79,064,852.63 = 31,188,078.05 : x
  2. Step 2: Convert to fraction form
    57,293,364.80/79,064,852.63 = 31,188,078.05/x
  3. Step 3: Cross multiply
    57,293,364.80x = 79,064,852.63 × 31,188,078.05
  4. Step 4: Simplify right side
    57,293,364.80x = 2,465,880,794,284,923.50
  5. Step 5: Solve for x
    x = 2,465,880,794,284,923.50/57,293,364.80
  6. Step 6: Final answer
    x = 43,039,552.71

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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.