Finding the Fourth Proportional to 75,623,638.52, 113,368,160.24 and 29,555,031.48
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Solution
The fourth proportional to 75,623,638.52, 113,368,160.24 and 29,555,031.48 is: 44,306,246.17
Step by Step Solution
- Step 1: Write the proportion equation
75,623,638.52 : 113,368,160.24 = 29,555,031.48 : x - Step 2: Convert to fraction form
75,623,638.52/113,368,160.24 = 29,555,031.48/x - Step 3: Cross multiply
75,623,638.52x = 113,368,160.24 × 29,555,031.48 - Step 4: Simplify right side
75,623,638.52x = 3,350,599,544,722,884 - Step 5: Solve for x
x = 3,350,599,544,722,884/75,623,638.52 - Step 6: Final answer
x = 44,306,246.17
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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.