Finding the Fourth Proportional to 41,302,121.84, 56,997,041.72 and 22,719,165.80
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Solution
The fourth proportional to 41,302,121.84, 56,997,041.72 and 22,719,165.80 is: 31,352,511.28
Step by Step Solution
- Step 1: Write the proportion equation
41,302,121.84 : 56,997,041.72 = 22,719,165.80 : x - Step 2: Convert to fraction form
41,302,121.84/56,997,041.72 = 22,719,165.80/x - Step 3: Cross multiply
41,302,121.84x = 56,997,041.72 × 22,719,165.80 - Step 4: Simplify right side
41,302,121.84x = 1,294,925,240,946,197.25 - Step 5: Solve for x
x = 1,294,925,240,946,197.25/41,302,121.84 - Step 6: Final answer
x = 31,352,511.28
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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.