Home / 8,262,912.85-11,390,801.73-5,774,407.57

Finding the Fourth Proportional to 8,262,912.85, 11,390,801.73 and 5,774,407.57

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Solution

The fourth proportional to 8,262,912.85, 11,390,801.73 and 5,774,407.57 is: 7,960,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,912.85 : 11,390,801.73 = 5,774,407.57 : x
  2. Step 2: Convert to fraction form
    8,262,912.85/11,390,801.73 = 5,774,407.57/x
  3. Step 3: Cross multiply
    8,262,912.85x = 11,390,801.73 × 5,774,407.57
  4. Step 4: Simplify right side
    8,262,912.85x = 65,775,131,738,081.10
  5. Step 5: Solve for x
    x = 65,775,131,738,081.10/8,262,912.85
  6. Step 6: Final answer
    x = 7,960,283.85

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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.