Finding the Fourth Proportional to 36,512,475.68, 54,681,769.98 and 21,127,341.77
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Solution
The fourth proportional to 36,512,475.68, 54,681,769.98 and 21,127,341.77 is: 31,640,704.21
Step by Step Solution
- Step 1: Write the proportion equation
36,512,475.68 : 54,681,769.98 = 21,127,341.77 : x - Step 2: Convert to fraction form
36,512,475.68/54,681,769.98 = 21,127,341.77/x - Step 3: Cross multiply
36,512,475.68x = 54,681,769.98 × 21,127,341.77 - Step 4: Simplify right side
36,512,475.68x = 1,155,280,442,682,577.25 - Step 5: Solve for x
x = 1,155,280,442,682,577.25/36,512,475.68 - Step 6: Final answer
x = 31,640,704.21
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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.