Home / 28,954,760.30-43,432,103.73-7,389,362.45

Finding the Fourth Proportional to 28,954,760.30, 43,432,103.73 and 7,389,362.45

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Solution

The fourth proportional to 28,954,760.30, 43,432,103.73 and 7,389,362.45 is: 11,084,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954,760.30 : 43,432,103.73 = 7,389,362.45 : x
  2. Step 2: Convert to fraction form
    28,954,760.30/43,432,103.73 = 7,389,362.45/x
  3. Step 3: Cross multiply
    28,954,760.30x = 43,432,103.73 × 7,389,362.45
  4. Step 4: Simplify right side
    28,954,760.30x = 320,935,556,209,806.44
  5. Step 5: Solve for x
    x = 320,935,556,209,806.44/28,954,760.30
  6. Step 6: Final answer
    x = 11,084,034.30

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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.