Home / 14,497,905.22-20,007,183.67-7,971,955.54

Finding the Fourth Proportional to 14,497,905.22, 20,007,183.67 and 7,971,955.54

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Solution

The fourth proportional to 14,497,905.22, 20,007,183.67 and 7,971,955.54 is: 11,001,339.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,497,905.22 : 20,007,183.67 = 7,971,955.54 : x
  2. Step 2: Convert to fraction form
    14,497,905.22/20,007,183.67 = 7,971,955.54/x
  3. Step 3: Cross multiply
    14,497,905.22x = 20,007,183.67 × 7,971,955.54
  4. Step 4: Simplify right side
    14,497,905.22x = 159,496,378,627,906.19
  5. Step 5: Solve for x
    x = 159,496,378,627,906.19/14,497,905.22
  6. Step 6: Final answer
    x = 11,001,339.59

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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.