Finding the Fourth Proportional to 29,139,214.86, 40,211,060.34 and 16,086,192.84
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Solution
The fourth proportional to 29,139,214.86, 40,211,060.34 and 16,086,192.84 is: 22,198,363.07
Step by Step Solution
- Step 1: Write the proportion equation
29,139,214.86 : 40,211,060.34 = 16,086,192.84 : x - Step 2: Convert to fraction form
29,139,214.86/40,211,060.34 = 16,086,192.84/x - Step 3: Cross multiply
29,139,214.86x = 40,211,060.34 × 16,086,192.84 - Step 4: Simplify right side
29,139,214.86x = 646,842,870,930,116 - Step 5: Solve for x
x = 646,842,870,930,116/29,139,214.86 - Step 6: Final answer
x = 22,198,363.07
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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.