Home / 13,749,038.50-20,623,426.44-8,359,177

Finding the Fourth Proportional to 13,749,038.50, 20,623,426.44 and 8,359,177

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Solution

The fourth proportional to 13,749,038.50, 20,623,426.44 and 8,359,177 is: 12,538,685.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,749,038.50 : 20,623,426.44 = 8,359,177 : x
  2. Step 2: Convert to fraction form
    13,749,038.50/20,623,426.44 = 8,359,177/x
  3. Step 3: Cross multiply
    13,749,038.50x = 20,623,426.44 × 8,359,177
  4. Step 4: Simplify right side
    13,749,038.50x = 172,394,871,958,439.91
  5. Step 5: Solve for x
    x = 172,394,871,958,439.91/13,749,038.50
  6. Step 6: Final answer
    x = 12,538,685.67

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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.