Finding the Fourth Proportional to 36,213,381.60, 54,329,695.20 and 15,734,313.60
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Solution
The fourth proportional to 36,213,381.60, 54,329,695.20 and 15,734,313.60 is: 23,605,651.40
Step by Step Solution
- Step 1: Write the proportion equation
36,213,381.60 : 54,329,695.20 = 15,734,313.60 : x - Step 2: Convert to fraction form
36,213,381.60/54,329,695.20 = 15,734,313.60/x - Step 3: Cross multiply
36,213,381.60x = 54,329,695.20 × 15,734,313.60 - Step 4: Simplify right side
36,213,381.60x = 854,840,462,069,214.75 - Step 5: Solve for x
x = 854,840,462,069,214.75/36,213,381.60 - Step 6: Final answer
x = 23,605,651.40
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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.