Finding the Fourth Proportional to 20,414,637, 30,627,630.63 and 8,901,110.70
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Solution
The fourth proportional to 20,414,637, 30,627,630.63 and 8,901,110.70 is: 13,354,140.50
Step by Step Solution
- Step 1: Write the proportion equation
20,414,637 : 30,627,630.63 = 8,901,110.70 : x - Step 2: Convert to fraction form
20,414,637/30,627,630.63 = 8,901,110.70/x - Step 3: Cross multiply
20,414,637x = 30,627,630.63 × 8,901,110.70 - Step 4: Simplify right side
20,414,637x = 272,619,930,716,340.72 - Step 5: Solve for x
x = 272,619,930,716,340.72/20,414,637 - Step 6: Final answer
x = 13,354,140.50
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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.