Finding the Fourth Proportional to 29,356,445.03, 40,511,988.77 and 16,303,703.94
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Solution
The fourth proportional to 29,356,445.03, 40,511,988.77 and 16,303,703.94 is: 22,499,163.99
Step by Step Solution
- Step 1: Write the proportion equation
29,356,445.03 : 40,511,988.77 = 16,303,703.94 : x - Step 2: Convert to fraction form
29,356,445.03/40,511,988.77 = 16,303,703.94/x - Step 3: Cross multiply
29,356,445.03x = 40,511,988.77 × 16,303,703.94 - Step 4: Simplify right side
29,356,445.03x = 660,495,470,845,166.25 - Step 5: Solve for x
x = 660,495,470,845,166.25/29,356,445.03 - Step 6: Final answer
x = 22,499,163.99
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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.