Home / 9,656,431.75-13,337,664.92-7,219,848.58

Finding the Fourth Proportional to 9,656,431.75, 13,337,664.92 and 7,219,848.58

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Solution

The fourth proportional to 9,656,431.75, 13,337,664.92 and 7,219,848.58 is: 9,972,205.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,656,431.75 : 13,337,664.92 = 7,219,848.58 : x
  2. Step 2: Convert to fraction form
    9,656,431.75/13,337,664.92 = 7,219,848.58/x
  3. Step 3: Cross multiply
    9,656,431.75x = 13,337,664.92 × 7,219,848.58
  4. Step 4: Simplify right side
    9,656,431.75x = 96,295,921,117,883.27
  5. Step 5: Solve for x
    x = 96,295,921,117,883.27/9,656,431.75
  6. Step 6: Final answer
    x = 9,972,205.43

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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.