Finding the Fourth Proportional to 10,556,592.12, 15,769,389.26 and 7,654,924.26
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Solution
The fourth proportional to 10,556,592.12, 15,769,389.26 and 7,654,924.26 is: 11,434,891.01
Step by Step Solution
- Step 1: Write the proportion equation
10,556,592.12 : 15,769,389.26 = 7,654,924.26 : x - Step 2: Convert to fraction form
10,556,592.12/15,769,389.26 = 7,654,924.26/x - Step 3: Cross multiply
10,556,592.12x = 15,769,389.26 × 7,654,924.26 - Step 4: Simplify right side
10,556,592.12x = 120,713,480,373,482.83 - Step 5: Solve for x
x = 120,713,480,373,482.83/10,556,592.12 - Step 6: Final answer
x = 11,434,891.01
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.