Finding the Fourth Proportional to 29,661,553.79, 40,933,271.62 and 16,430,933.36
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Solution
The fourth proportional to 29,661,553.79, 40,933,271.62 and 16,430,933.36 is: 22,674,869.39
Step by Step Solution
- Step 1: Write the proportion equation
29,661,553.79 : 40,933,271.62 = 16,430,933.36 : x - Step 2: Convert to fraction form
29,661,553.79/40,933,271.62 = 16,430,933.36/x - Step 3: Cross multiply
29,661,553.79x = 40,933,271.62 × 16,430,933.36 - Step 4: Simplify right side
29,661,553.79x = 672,571,858,194,999.12 - Step 5: Solve for x
x = 672,571,858,194,999.12/29,661,553.79 - Step 6: Final answer
x = 22,674,869.39
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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.