Finding the Fourth Proportional to 14,165,972.93, 21,246,582.25 and 3,931,872.41
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Solution
The fourth proportional to 14,165,972.93, 21,246,582.25 and 3,931,872.41 is: 5,897,148.82
Step by Step Solution
- Step 1: Write the proportion equation
14,165,972.93 : 21,246,582.25 = 3,931,872.41 : x - Step 2: Convert to fraction form
14,165,972.93/21,246,582.25 = 3,931,872.41/x - Step 3: Cross multiply
14,165,972.93x = 21,246,582.25 × 3,931,872.41 - Step 4: Simplify right side
14,165,972.93x = 83,538,850,535,911.38 - Step 5: Solve for x
x = 83,538,850,535,911.38/14,165,972.93 - Step 6: Final answer
x = 5,897,148.82
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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.