Home / 35,153,959.50-48,504,618.18-21,217,575.24

Finding the Fourth Proportional to 35,153,959.50, 48,504,618.18 and 21,217,575.24

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Solution

The fourth proportional to 35,153,959.50, 48,504,618.18 and 21,217,575.24 is: 29,275,518.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,153,959.50 : 48,504,618.18 = 21,217,575.24 : x
  2. Step 2: Convert to fraction form
    35,153,959.50/48,504,618.18 = 21,217,575.24/x
  3. Step 3: Cross multiply
    35,153,959.50x = 48,504,618.18 × 21,217,575.24
  4. Step 4: Simplify right side
    35,153,959.50x = 1,029,150,385,721,621.75
  5. Step 5: Solve for x
    x = 1,029,150,385,721,621.75/35,153,959.50
  6. Step 6: Final answer
    x = 29,275,518.33

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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.