Home / 50,197,705.75-69,272,835.02-28,467,673.75

Finding the Fourth Proportional to 50,197,705.75, 69,272,835.02 and 28,467,673.75

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Solution

The fourth proportional to 50,197,705.75, 69,272,835.02 and 28,467,673.75 is: 39,285,390.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,197,705.75 : 69,272,835.02 = 28,467,673.75 : x
  2. Step 2: Convert to fraction form
    50,197,705.75/69,272,835.02 = 28,467,673.75/x
  3. Step 3: Cross multiply
    50,197,705.75x = 69,272,835.02 × 28,467,673.75
  4. Step 4: Simplify right side
    50,197,705.75x = 1,972,036,467,086,934.50
  5. Step 5: Solve for x
    x = 1,972,036,467,086,934.50/50,197,705.75
  6. Step 6: Final answer
    x = 39,285,390.39

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1.5x scale

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.