Home / 19,047,121.89-26,280,525.33-11,206,976.34

Finding the Fourth Proportional to 19,047,121.89, 26,280,525.33 and 11,206,976.34

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Solution

The fourth proportional to 19,047,121.89, 26,280,525.33 and 11,206,976.34 is: 15,462,977.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,047,121.89 : 26,280,525.33 = 11,206,976.34 : x
  2. Step 2: Convert to fraction form
    19,047,121.89/26,280,525.33 = 11,206,976.34/x
  3. Step 3: Cross multiply
    19,047,121.89x = 26,280,525.33 × 11,206,976.34
  4. Step 4: Simplify right side
    19,047,121.89x = 294,525,225,576,080.69
  5. Step 5: Solve for x
    x = 294,525,225,576,080.69/19,047,121.89
  6. Step 6: Final answer
    x = 15,462,977.94

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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.