Finding the Fourth Proportional to 36,132,530.40, 54,180,862.20 and 13,102,545.60
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Solution
The fourth proportional to 36,132,530.40, 54,180,862.20 and 13,102,545.60 is: 19,647,315.31
Step by Step Solution
- Step 1: Write the proportion equation
36,132,530.40 : 54,180,862.20 = 13,102,545.60 : x - Step 2: Convert to fraction form
36,132,530.40/54,180,862.20 = 13,102,545.60/x - Step 3: Cross multiply
36,132,530.40x = 54,180,862.20 × 13,102,545.60 - Step 4: Simplify right side
36,132,530.40x = 709,907,217,622,816.38 - Step 5: Solve for x
x = 709,907,217,622,816.38/36,132,530.40 - Step 6: Final answer
x = 19,647,315.31
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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.