Finding the Fourth Proportional to 18,435,315.90, 27,654,302.46 and 7,075,764.53
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Solution
The fourth proportional to 18,435,315.90, 27,654,302.46 and 7,075,764.53 is: 10,614,156.73
Step by Step Solution
- Step 1: Write the proportion equation
18,435,315.90 : 27,654,302.46 = 7,075,764.53 : x - Step 2: Convert to fraction form
18,435,315.90/27,654,302.46 = 7,075,764.53/x - Step 3: Cross multiply
18,435,315.90x = 27,654,302.46 × 7,075,764.53 - Step 4: Simplify right side
18,435,315.90x = 195,675,332,310,088.25 - Step 5: Solve for x
x = 195,675,332,310,088.25/18,435,315.90 - Step 6: Final answer
x = 10,614,156.73
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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.