Finding the Fourth Proportional to 14,677,419.80, 22,016,129.70 and 13,354,722.20
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Solution
The fourth proportional to 14,677,419.80, 22,016,129.70 and 13,354,722.20 is: 20,032,083.30
Step by Step Solution
- Step 1: Write the proportion equation
14,677,419.80 : 22,016,129.70 = 13,354,722.20 : x - Step 2: Convert to fraction form
14,677,419.80/22,016,129.70 = 13,354,722.20/x - Step 3: Cross multiply
14,677,419.80x = 22,016,129.70 × 13,354,722.20 - Step 4: Simplify right side
14,677,419.80x = 294,019,296,062,669.31 - Step 5: Solve for x
x = 294,019,296,062,669.31/14,677,419.80 - Step 6: Final answer
x = 20,032,083.30
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1.5x scale
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.