Home / 9,271,019.20-13,912,433.70-5,432,834.20

Finding the Fourth Proportional to 9,271,019.20, 13,912,433.70 and 5,432,834.20

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Solution

The fourth proportional to 9,271,019.20, 13,912,433.70 and 5,432,834.20 is: 8,152,711.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271,019.20 : 13,912,433.70 = 5,432,834.20 : x
  2. Step 2: Convert to fraction form
    9,271,019.20/13,912,433.70 = 5,432,834.20/x
  3. Step 3: Cross multiply
    9,271,019.20x = 13,912,433.70 × 5,432,834.20
  4. Step 4: Simplify right side
    9,271,019.20x = 75,583,945,610,592.53
  5. Step 5: Solve for x
    x = 75,583,945,610,592.53/9,271,019.20
  6. Step 6: Final answer
    x = 8,152,711.58

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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.