Home / 16,390,102.94-22,617,749.18-9,047,778.46

Finding the Fourth Proportional to 16,390,102.94, 22,617,749.18 and 9,047,778.46

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Solution

The fourth proportional to 16,390,102.94, 22,617,749.18 and 9,047,778.46 is: 12,485,606.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,102.94 : 22,617,749.18 = 9,047,778.46 : x
  2. Step 2: Convert to fraction form
    16,390,102.94/22,617,749.18 = 9,047,778.46/x
  3. Step 3: Cross multiply
    16,390,102.94x = 22,617,749.18 × 9,047,778.46
  4. Step 4: Simplify right side
    16,390,102.94x = 204,640,383,844,486.69
  5. Step 5: Solve for x
    x = 204,640,383,844,486.69/16,390,102.94
  6. Step 6: Final answer
    x = 12,485,606.99

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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.