Finding the Fourth Proportional to 16,432,845.42, 22,677,994.40 and 9,090,551.97
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Solution
The fourth proportional to 16,432,845.42, 22,677,994.40 and 9,090,551.97 is: 12,545,331.10
Step by Step Solution
- Step 1: Write the proportion equation
16,432,845.42 : 22,677,994.40 = 9,090,551.97 : x - Step 2: Convert to fraction form
16,432,845.42/22,677,994.40 = 9,090,551.97/x - Step 3: Cross multiply
16,432,845.42x = 22,677,994.40 × 9,090,551.97 - Step 4: Simplify right side
16,432,845.42x = 206,155,486,759,293.06 - Step 5: Solve for x
x = 206,155,486,759,293.06/16,432,845.42 - Step 6: Final answer
x = 12,545,331.10
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1.5x scale
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.