Finding the Fourth Proportional to 14,192,830.84, 19,586,114.04 and 7,666,460.14
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Solution
The fourth proportional to 14,192,830.84, 19,586,114.04 and 7,666,460.14 is: 10,579,719.03
Step by Step Solution
- Step 1: Write the proportion equation
14,192,830.84 : 19,586,114.04 = 7,666,460.14 : x - Step 2: Convert to fraction form
14,192,830.84/19,586,114.04 = 7,666,460.14/x - Step 3: Cross multiply
14,192,830.84x = 19,586,114.04 × 7,666,460.14 - Step 4: Simplify right side
14,192,830.84x = 150,156,162,585,154.34 - Step 5: Solve for x
x = 150,156,162,585,154.34/14,192,830.84 - Step 6: Final answer
x = 10,579,719.03
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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.