Finding the Fourth Proportional to 19,360,092.40, 29,040,138.60 and 14,825,129.20
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Solution
The fourth proportional to 19,360,092.40, 29,040,138.60 and 14,825,129.20 is: 22,237,693.80
Step by Step Solution
- Step 1: Write the proportion equation
19,360,092.40 : 29,040,138.60 = 14,825,129.20 : x - Step 2: Convert to fraction form
19,360,092.40/29,040,138.60 = 14,825,129.20/x - Step 3: Cross multiply
19,360,092.40x = 29,040,138.60 × 14,825,129.20 - Step 4: Simplify right side
19,360,092.40x = 430,523,806,730,907.12 - Step 5: Solve for x
x = 430,523,806,730,907.12/19,360,092.40 - Step 6: Final answer
x = 22,237,693.80
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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.