Finding the Fourth Proportional to 36,897,876.84, 55,341,138.78 and 12,306,237.96
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Solution
The fourth proportional to 36,897,876.84, 55,341,138.78 and 12,306,237.96 is: 18,457,463.71
Step by Step Solution
- Step 1: Write the proportion equation
36,897,876.84 : 55,341,138.78 = 12,306,237.96 : x - Step 2: Convert to fraction form
36,897,876.84/55,341,138.78 = 12,306,237.96/x - Step 3: Cross multiply
36,897,876.84x = 55,341,138.78 × 12,306,237.96 - Step 4: Simplify right side
36,897,876.84x = 681,041,222,804,064.12 - Step 5: Solve for x
x = 681,041,222,804,064.12/36,897,876.84 - Step 6: Final answer
x = 18,457,463.71
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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.