Home / 4,427,038.76-6,649,408.20-4,281,763.64

Finding the Fourth Proportional to 4,427,038.76, 6,649,408.20 and 4,281,763.64

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Solution

The fourth proportional to 4,427,038.76, 6,649,408.20 and 4,281,763.64 is: 6,431,205.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427,038.76 : 6,649,408.20 = 4,281,763.64 : x
  2. Step 2: Convert to fraction form
    4,427,038.76/6,649,408.20 = 4,281,763.64/x
  3. Step 3: Cross multiply
    4,427,038.76x = 6,649,408.20 × 4,281,763.64
  4. Step 4: Simplify right side
    4,427,038.76x = 28,471,194,258,277.85
  5. Step 5: Solve for x
    x = 28,471,194,258,277.85/4,427,038.76
  6. Step 6: Final answer
    x = 6,431,205.10

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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.