Finding the Fourth Proportional to 11,219,919.49, 16,860,268.77 and 6,106,130.29
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Solution
The fourth proportional to 11,219,919.49, 16,860,268.77 and 6,106,130.29 is: 9,175,734.10
Step by Step Solution
- Step 1: Write the proportion equation
11,219,919.49 : 16,860,268.77 = 6,106,130.29 : x - Step 2: Convert to fraction form
11,219,919.49/16,860,268.77 = 6,106,130.29/x - Step 3: Cross multiply
11,219,919.49x = 16,860,268.77 × 6,106,130.29 - Step 4: Simplify right side
11,219,919.49x = 102,950,997,834,038.05 - Step 5: Solve for x
x = 102,950,997,834,038.05/11,219,919.49 - Step 6: Final answer
x = 9,175,734.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.