Finding the Fourth Proportional to 23,304,913.68, 32,162,695.68 and 12,852,974.40
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Solution
The fourth proportional to 23,304,913.68, 32,162,695.68 and 12,852,974.40 is: 17,738,160.71
Step by Step Solution
- Step 1: Write the proportion equation
23,304,913.68 : 32,162,695.68 = 12,852,974.40 : x - Step 2: Convert to fraction form
23,304,913.68/32,162,695.68 = 12,852,974.40/x - Step 3: Cross multiply
23,304,913.68x = 32,162,695.68 × 12,852,974.40 - Step 4: Simplify right side
23,304,913.68x = 413,386,304,210,030.62 - Step 5: Solve for x
x = 413,386,304,210,030.62/23,304,913.68 - Step 6: Final answer
x = 17,738,160.71
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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.