Finding the Fourth Proportional to 73,199,240.36, 109,799,647.98 and 22,081,702.28
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Solution
The fourth proportional to 73,199,240.36, 109,799,647.98 and 22,081,702.28 is: 33,122,790.96
Step by Step Solution
- Step 1: Write the proportion equation
73,199,240.36 : 109,799,647.98 = 22,081,702.28 : x - Step 2: Convert to fraction form
73,199,240.36/109,799,647.98 = 22,081,702.28/x - Step 3: Cross multiply
73,199,240.36x = 109,799,647.98 × 22,081,702.28 - Step 4: Simplify right side
73,199,240.36x = 2,424,563,137,143,163.50 - Step 5: Solve for x
x = 2,424,563,137,143,163.50/73,199,240.36 - Step 6: Final answer
x = 33,122,790.96
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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.