Finding the Fourth Proportional to 38,312,121.58, 57,475,745.27 and 14,051,258.67
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Solution
The fourth proportional to 38,312,121.58, 57,475,745.27 and 14,051,258.67 is: 21,079,661.75
Step by Step Solution
- Step 1: Write the proportion equation
38,312,121.58 : 57,475,745.27 = 14,051,258.67 : x - Step 2: Convert to fraction form
38,312,121.58/57,475,745.27 = 14,051,258.67/x - Step 3: Cross multiply
38,312,121.58x = 57,475,745.27 × 14,051,258.67 - Step 4: Simplify right side
38,312,121.58x = 807,606,563,752,420.25 - Step 5: Solve for x
x = 807,606,563,752,420.25/38,312,121.58 - Step 6: Final answer
x = 21,079,661.75
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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.