Finding the Fourth Proportional to 18,923,668.72, 26,114,673.35 and 10,221,841.41
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Solution
The fourth proportional to 18,923,668.72, 26,114,673.35 and 10,221,841.41 is: 14,106,146.82
Step by Step Solution
- Step 1: Write the proportion equation
18,923,668.72 : 26,114,673.35 = 10,221,841.41 : x - Step 2: Convert to fraction form
18,923,668.72/26,114,673.35 = 10,221,841.41/x - Step 3: Cross multiply
18,923,668.72x = 26,114,673.35 × 10,221,841.41 - Step 4: Simplify right side
18,923,668.72x = 266,940,049,356,534.19 - Step 5: Solve for x
x = 266,940,049,356,534.19/18,923,668.72 - Step 6: Final answer
x = 14,106,146.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.