Home / 12,946,408.52-19,422,171-4,749,126.84

Finding the Fourth Proportional to 12,946,408.52, 19,422,171 and 4,749,126.84

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Solution

The fourth proportional to 12,946,408.52, 19,422,171 and 4,749,126.84 is: 7,124,628.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,408.52 : 19,422,171 = 4,749,126.84 : x
  2. Step 2: Convert to fraction form
    12,946,408.52/19,422,171 = 4,749,126.84/x
  3. Step 3: Cross multiply
    12,946,408.52x = 19,422,171 × 4,749,126.84
  4. Step 4: Simplify right side
    12,946,408.52x = 92,238,353,587,169.64
  5. Step 5: Solve for x
    x = 92,238,353,587,169.64/12,946,408.52
  6. Step 6: Final answer
    x = 7,124,628.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.