Finding the Fourth Proportional to 29,784,031.46, 41,103,719.14 and 22,428,888.02
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Solution
The fourth proportional to 29,784,031.46, 41,103,719.14 and 22,428,888.02 is: 30,953,187.62
Step by Step Solution
- Step 1: Write the proportion equation
29,784,031.46 : 41,103,719.14 = 22,428,888.02 : x - Step 2: Convert to fraction form
29,784,031.46/41,103,719.14 = 22,428,888.02/x - Step 3: Cross multiply
29,784,031.46x = 41,103,719.14 × 22,428,888.02 - Step 4: Simplify right side
29,784,031.46x = 921,910,713,796,590.75 - Step 5: Solve for x
x = 921,910,713,796,590.75/29,784,031.46 - Step 6: Final answer
x = 30,953,187.62
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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.