Finding the Fourth Proportional to 19,975,556.43, 29,964,206.71 and 6,329,708.44
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Solution
The fourth proportional to 19,975,556.43, 29,964,206.71 and 6,329,708.44 is: 9,494,838.99
Step by Step Solution
- Step 1: Write the proportion equation
19,975,556.43 : 29,964,206.71 = 6,329,708.44 : x - Step 2: Convert to fraction form
19,975,556.43/29,964,206.71 = 6,329,708.44/x - Step 3: Cross multiply
19,975,556.43x = 29,964,206.71 × 6,329,708.44 - Step 4: Simplify right side
19,975,556.43x = 189,664,692,110,191.66 - Step 5: Solve for x
x = 189,664,692,110,191.66/19,975,556.43 - Step 6: Final answer
x = 9,494,838.99
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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.