Home / 12,012,484.73-16,577,223.72-6,505,859.86

Finding the Fourth Proportional to 12,012,484.73, 16,577,223.72 and 6,505,859.86

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Solution

The fourth proportional to 12,012,484.73, 16,577,223.72 and 6,505,859.86 is: 8,978,083.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,012,484.73 : 16,577,223.72 = 6,505,859.86 : x
  2. Step 2: Convert to fraction form
    12,012,484.73/16,577,223.72 = 6,505,859.86/x
  3. Step 3: Cross multiply
    12,012,484.73x = 16,577,223.72 × 6,505,859.86
  4. Step 4: Simplify right side
    12,012,484.73x = 107,849,094,324,347.84
  5. Step 5: Solve for x
    x = 107,849,094,324,347.84/12,012,484.73
  6. Step 6: Final answer
    x = 8,978,083.78

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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.