Home / 74,863,317.80-112,294,976.70-40,851,093.80

Finding the Fourth Proportional to 74,863,317.80, 112,294,976.70 and 40,851,093.80

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Solution

The fourth proportional to 74,863,317.80, 112,294,976.70 and 40,851,093.80 is: 61,276,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,863,317.80 : 112,294,976.70 = 40,851,093.80 : x
  2. Step 2: Convert to fraction form
    74,863,317.80/112,294,976.70 = 40,851,093.80/x
  3. Step 3: Cross multiply
    74,863,317.80x = 112,294,976.70 × 40,851,093.80
  4. Step 4: Simplify right side
    74,863,317.80x = 4,587,372,626,440,514
  5. Step 5: Solve for x
    x = 4,587,372,626,440,514/74,863,317.80
  6. Step 6: Final answer
    x = 61,276,640.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.