Finding the Fourth Proportional to 12,265,191.99, 16,924,808.48 and 7,235,157.51
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Solution
The fourth proportional to 12,265,191.99, 16,924,808.48 and 7,235,157.51 is: 9,983,835.17
Step by Step Solution
- Step 1: Write the proportion equation
12,265,191.99 : 16,924,808.48 = 7,235,157.51 : x - Step 2: Convert to fraction form
12,265,191.99/16,924,808.48 = 7,235,157.51/x - Step 3: Cross multiply
12,265,191.99x = 16,924,808.48 × 7,235,157.51 - Step 4: Simplify right side
12,265,191.99x = 122,453,655,143,207.91 - Step 5: Solve for x
x = 122,453,655,143,207.91/12,265,191.99 - Step 6: Final answer
x = 9,983,835.17
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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.