Home / 7,972,038.42-11,001,761.38-4,487,601.84

Finding the Fourth Proportional to 7,972,038.42, 11,001,761.38 and 4,487,601.84

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Solution

The fourth proportional to 7,972,038.42, 11,001,761.38 and 4,487,601.84 is: 6,193,086.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,038.42 : 11,001,761.38 = 4,487,601.84 : x
  2. Step 2: Convert to fraction form
    7,972,038.42/11,001,761.38 = 4,487,601.84/x
  3. Step 3: Cross multiply
    7,972,038.42x = 11,001,761.38 × 4,487,601.84
  4. Step 4: Simplify right side
    7,972,038.42x = 49,371,524,612,128.94
  5. Step 5: Solve for x
    x = 49,371,524,612,128.94/7,972,038.42
  6. Step 6: Final answer
    x = 6,193,086.64

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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.