Finding the Fourth Proportional to 36,351,754.80, 54,433,153.80 and 28,730,497.20
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Solution
The fourth proportional to 36,351,754.80, 54,433,153.80 and 28,730,497.20 is: 43,021,075.09
Step by Step Solution
- Step 1: Write the proportion equation
36,351,754.80 : 54,433,153.80 = 28,730,497.20 : x - Step 2: Convert to fraction form
36,351,754.80/54,433,153.80 = 28,730,497.20/x - Step 3: Cross multiply
36,351,754.80x = 54,433,153.80 × 28,730,497.20 - Step 4: Simplify right side
36,351,754.80x = 1,563,891,572,838,069.25 - Step 5: Solve for x
x = 1,563,891,572,838,069.25/36,351,754.80 - Step 6: Final answer
x = 43,021,075.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.