Finding the Fourth Proportional to 19,191,701.92, 26,504,380.56 and 16,600,946.08
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Solution
The fourth proportional to 19,191,701.92, 26,504,380.56 and 16,600,946.08 is: 22,926,460.32
Step by Step Solution
- Step 1: Write the proportion equation
19,191,701.92 : 26,504,380.56 = 16,600,946.08 : x - Step 2: Convert to fraction form
19,191,701.92/26,504,380.56 = 16,600,946.08/x - Step 3: Cross multiply
19,191,701.92x = 26,504,380.56 × 16,600,946.08 - Step 4: Simplify right side
19,191,701.92x = 439,997,792,560,360.19 - Step 5: Solve for x
x = 439,997,792,560,360.19/19,191,701.92 - Step 6: Final answer
x = 22,926,460.32
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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.