Finding the Fourth Proportional to 55,362,805.20, 83,044,207.80 and 24,657,325.20
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Solution
The fourth proportional to 55,362,805.20, 83,044,207.80 and 24,657,325.20 is: 36,985,987.80
Step by Step Solution
- Step 1: Write the proportion equation
55,362,805.20 : 83,044,207.80 = 24,657,325.20 : x - Step 2: Convert to fraction form
55,362,805.20/83,044,207.80 = 24,657,325.20/x - Step 3: Cross multiply
55,362,805.20x = 83,044,207.80 × 24,657,325.20 - Step 4: Simplify right side
55,362,805.20x = 2,047,648,037,700,976.50 - Step 5: Solve for x
x = 2,047,648,037,700,976.50/55,362,805.20 - Step 6: Final answer
x = 36,985,987.80
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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.