Home / 5,432,589.10-8,145,931.20-2,238,038.20

Finding the Fourth Proportional to 5,432,589.10, 8,145,931.20 and 2,238,038.20

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Solution

The fourth proportional to 5,432,589.10, 8,145,931.20 and 2,238,038.20 is: 3,355,840.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,589.10 : 8,145,931.20 = 2,238,038.20 : x
  2. Step 2: Convert to fraction form
    5,432,589.10/8,145,931.20 = 2,238,038.20/x
  3. Step 3: Cross multiply
    5,432,589.10x = 8,145,931.20 × 2,238,038.20
  4. Step 4: Simplify right side
    5,432,589.10x = 18,230,905,200,171.84
  5. Step 5: Solve for x
    x = 18,230,905,200,171.84/5,432,589.10
  6. Step 6: Final answer
    x = 3,355,840.99

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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.