Finding the Fourth Proportional to 11,757,405.83, 17,638,379.93 and 4,470,298.99
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Solution
The fourth proportional to 11,757,405.83, 17,638,379.93 and 4,470,298.99 is: 6,706,312.01
Step by Step Solution
- Step 1: Write the proportion equation
11,757,405.83 : 17,638,379.93 = 4,470,298.99 : x - Step 2: Convert to fraction form
11,757,405.83/17,638,379.93 = 4,470,298.99/x - Step 3: Cross multiply
11,757,405.83x = 17,638,379.93 × 4,470,298.99 - Step 4: Simplify right side
11,757,405.83x = 78,848,831,963,963.78 - Step 5: Solve for x
x = 78,848,831,963,963.78/11,757,405.83 - Step 6: Final answer
x = 6,706,312.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.