Finding the Fourth Proportional to 25,577,448.75, 38,385,068.81 and 12,114,276.75
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Solution
The fourth proportional to 25,577,448.75, 38,385,068.81 and 12,114,276.75 is: 18,180,364.71
Step by Step Solution
- Step 1: Write the proportion equation
25,577,448.75 : 38,385,068.81 = 12,114,276.75 : x - Step 2: Convert to fraction form
25,577,448.75/38,385,068.81 = 12,114,276.75/x - Step 3: Cross multiply
25,577,448.75x = 38,385,068.81 × 12,114,276.75 - Step 4: Simplify right side
25,577,448.75x = 465,007,346,571,561.75 - Step 5: Solve for x
x = 465,007,346,571,561.75/25,577,448.75 - Step 6: Final answer
x = 18,180,364.71
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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.