Finding the Fourth Proportional to 36,289,606.74, 54,425,810.85 and 10,381,109.28
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Solution
The fourth proportional to 36,289,606.74, 54,425,810.85 and 10,381,109.28 is: 15,569,203.99
Step by Step Solution
- Step 1: Write the proportion equation
36,289,606.74 : 54,425,810.85 = 10,381,109.28 : x - Step 2: Convert to fraction form
36,289,606.74/54,425,810.85 = 10,381,109.28/x - Step 3: Cross multiply
36,289,606.74x = 54,425,810.85 × 10,381,109.28 - Step 4: Simplify right side
36,289,606.74x = 565,000,290,086,459.62 - Step 5: Solve for x
x = 565,000,290,086,459.62/36,289,606.74 - Step 6: Final answer
x = 15,569,203.99
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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.