Home / 13,831,421.40-20,747,132.10-6,273,149.40

Finding the Fourth Proportional to 13,831,421.40, 20,747,132.10 and 6,273,149.40

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Solution

The fourth proportional to 13,831,421.40, 20,747,132.10 and 6,273,149.40 is: 9,409,724.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,421.40 : 20,747,132.10 = 6,273,149.40 : x
  2. Step 2: Convert to fraction form
    13,831,421.40/20,747,132.10 = 6,273,149.40/x
  3. Step 3: Cross multiply
    13,831,421.40x = 20,747,132.10 × 6,273,149.40
  4. Step 4: Simplify right side
    13,831,421.40x = 130,149,859,284,835.75
  5. Step 5: Solve for x
    x = 130,149,859,284,835.75/13,831,421.40
  6. Step 6: Final answer
    x = 9,409,724.10

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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.