Home / 12,008,103.66-16,571,161.08-6,501,477.78

Finding the Fourth Proportional to 12,008,103.66, 16,571,161.08 and 6,501,477.78

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Solution

The fourth proportional to 12,008,103.66, 16,571,161.08 and 6,501,477.78 is: 8,972,027.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,008,103.66 : 16,571,161.08 = 6,501,477.78 : x
  2. Step 2: Convert to fraction form
    12,008,103.66/16,571,161.08 = 6,501,477.78/x
  3. Step 3: Cross multiply
    12,008,103.66x = 16,571,161.08 × 6,501,477.78
  4. Step 4: Simplify right side
    12,008,103.66x = 107,737,035,550,420.81
  5. Step 5: Solve for x
    x = 107,737,035,550,420.81/12,008,103.66
  6. Step 6: Final answer
    x = 8,972,027.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.