Home / 8,649,493.70-12,980,703.27-3,263,455.94

Finding the Fourth Proportional to 8,649,493.70, 12,980,703.27 and 3,263,455.94

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Solution

The fourth proportional to 8,649,493.70, 12,980,703.27 and 3,263,455.94 is: 4,897,622.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,649,493.70 : 12,980,703.27 = 3,263,455.94 : x
  2. Step 2: Convert to fraction form
    8,649,493.70/12,980,703.27 = 3,263,455.94/x
  3. Step 3: Cross multiply
    8,649,493.70x = 12,980,703.27 × 3,263,455.94
  4. Step 4: Simplify right side
    8,649,493.70x = 42,361,953,191,858.92
  5. Step 5: Solve for x
    x = 42,361,953,191,858.92/8,649,493.70
  6. Step 6: Final answer
    x = 4,897,622.30

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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.