Home / 10,859,648.40-16,291,659.60-3,183,278.40

Finding the Fourth Proportional to 10,859,648.40, 16,291,659.60 and 3,183,278.40

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Solution

The fourth proportional to 10,859,648.40, 16,291,659.60 and 3,183,278.40 is: 4,775,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,859,648.40 : 16,291,659.60 = 3,183,278.40 : x
  2. Step 2: Convert to fraction form
    10,859,648.40/16,291,659.60 = 3,183,278.40/x
  3. Step 3: Cross multiply
    10,859,648.40x = 16,291,659.60 × 3,183,278.40
  4. Step 4: Simplify right side
    10,859,648.40x = 51,860,888,104,832.64
  5. Step 5: Solve for x
    x = 51,860,888,104,832.64/10,859,648.40
  6. Step 6: Final answer
    x = 4,775,558.67

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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.