Home / 11,886,211.56-16,403,037.44-6,453,703.56

Finding the Fourth Proportional to 11,886,211.56, 16,403,037.44 and 6,453,703.56

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Solution

The fourth proportional to 11,886,211.56, 16,403,037.44 and 6,453,703.56 is: 8,906,146.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886,211.56 : 16,403,037.44 = 6,453,703.56 : x
  2. Step 2: Convert to fraction form
    11,886,211.56/16,403,037.44 = 6,453,703.56/x
  3. Step 3: Cross multiply
    11,886,211.56x = 16,403,037.44 × 6,453,703.56
  4. Step 4: Simplify right side
    11,886,211.56x = 105,860,341,121,341.28
  5. Step 5: Solve for x
    x = 105,860,341,121,341.28/11,886,211.56
  6. Step 6: Final answer
    x = 8,906,146.47

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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.