Finding the Fourth Proportional to 16,835,338.52, 23,232,756.12 and 9,100,380.68
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Solution
The fourth proportional to 16,835,338.52, 23,232,756.12 and 9,100,380.68 is: 12,558,519.37
Step by Step Solution
- Step 1: Write the proportion equation
16,835,338.52 : 23,232,756.12 = 9,100,380.68 : x - Step 2: Convert to fraction form
16,835,338.52/23,232,756.12 = 9,100,380.68/x - Step 3: Cross multiply
16,835,338.52x = 23,232,756.12 × 9,100,380.68 - Step 4: Simplify right side
16,835,338.52x = 211,426,924,937,599.75 - Step 5: Solve for x
x = 211,426,924,937,599.75/16,835,338.52 - Step 6: Final answer
x = 12,558,519.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.