Home / 5,341,408.20-8,012,112.30-2,147,027.40

Finding the Fourth Proportional to 5,341,408.20, 8,012,112.30 and 2,147,027.40

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Solution

The fourth proportional to 5,341,408.20, 8,012,112.30 and 2,147,027.40 is: 3,220,541.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341,408.20 : 8,012,112.30 = 2,147,027.40 : x
  2. Step 2: Convert to fraction form
    5,341,408.20/8,012,112.30 = 2,147,027.40/x
  3. Step 3: Cross multiply
    5,341,408.20x = 8,012,112.30 × 2,147,027.40
  4. Step 4: Simplify right side
    5,341,408.20x = 17,202,224,639,977.02
  5. Step 5: Solve for x
    x = 17,202,224,639,977.02/5,341,408.20
  6. Step 6: Final answer
    x = 3,220,541.10

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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.