Finding the Fourth Proportional to 13,325,610.24, 18,392,377.92 and 8,671,192.80
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Solution
The fourth proportional to 13,325,610.24, 18,392,377.92 and 8,671,192.80 is: 11,968,221.50
Step by Step Solution
- Step 1: Write the proportion equation
13,325,610.24 : 18,392,377.92 = 8,671,192.80 : x - Step 2: Convert to fraction form
13,325,610.24/18,392,377.92 = 8,671,192.80/x - Step 3: Cross multiply
13,325,610.24x = 18,392,377.92 × 8,671,192.80 - Step 4: Simplify right side
13,325,610.24x = 159,483,854,994,783 - Step 5: Solve for x
x = 159,483,854,994,783/13,325,610.24 - Step 6: Final answer
x = 11,968,221.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.