Home / 15,726,789.66-23,556,111.36-7,622,812.64

Finding the Fourth Proportional to 15,726,789.66, 23,556,111.36 and 7,622,812.64

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Solution

The fourth proportional to 15,726,789.66, 23,556,111.36 and 7,622,812.64 is: 11,417,703.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,726,789.66 : 23,556,111.36 = 7,622,812.64 : x
  2. Step 2: Convert to fraction form
    15,726,789.66/23,556,111.36 = 7,622,812.64/x
  3. Step 3: Cross multiply
    15,726,789.66x = 23,556,111.36 × 7,622,812.64
  4. Step 4: Simplify right side
    15,726,789.66x = 179,563,823,424,255.56
  5. Step 5: Solve for x
    x = 179,563,823,424,255.56/15,726,789.66
  6. Step 6: Final answer
    x = 11,417,703.63

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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.