Home / 13,427,792.94-20,101,543.27-8,224,017.42

Finding the Fourth Proportional to 13,427,792.94, 20,101,543.27 and 8,224,017.42

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Solution

The fourth proportional to 13,427,792.94, 20,101,543.27 and 8,224,017.42 is: 12,311,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,427,792.94 : 20,101,543.27 = 8,224,017.42 : x
  2. Step 2: Convert to fraction form
    13,427,792.94/20,101,543.27 = 8,224,017.42/x
  3. Step 3: Cross multiply
    13,427,792.94x = 20,101,543.27 × 8,224,017.42
  4. Step 4: Simplify right side
    13,427,792.94x = 165,315,442,021,363.75
  5. Step 5: Solve for x
    x = 165,315,442,021,363.75/13,427,792.94
  6. Step 6: Final answer
    x = 12,311,438.13

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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.