Finding the Fourth Proportional to 38,969,622.40, 58,471,022.40 and 24,603,721.60
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Solution
The fourth proportional to 38,969,622.40, 58,471,022.40 and 24,603,721.60 is: 36,916,055.85
Step by Step Solution
- Step 1: Write the proportion equation
38,969,622.40 : 58,471,022.40 = 24,603,721.60 : x - Step 2: Convert to fraction form
38,969,622.40/58,471,022.40 = 24,603,721.60/x - Step 3: Cross multiply
38,969,622.40x = 58,471,022.40 × 24,603,721.60 - Step 4: Simplify right side
38,969,622.40x = 1,438,604,756,796,964 - Step 5: Solve for x
x = 1,438,604,756,796,964/38,969,622.40 - Step 6: Final answer
x = 36,916,055.85
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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.