Finding the Fourth Proportional to 14,273,317.52, 19,696,651.31 and 7,746,806.84
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Solution
The fourth proportional to 14,273,317.52, 19,696,651.31 and 7,746,806.84 is: 10,690,307.48
Step by Step Solution
- Step 1: Write the proportion equation
14,273,317.52 : 19,696,651.31 = 7,746,806.84 : x - Step 2: Convert to fraction form
14,273,317.52/19,696,651.31 = 7,746,806.84/x - Step 3: Cross multiply
14,273,317.52x = 19,696,651.31 × 7,746,806.84 - Step 4: Simplify right side
14,273,317.52x = 152,586,153,054,668.91 - Step 5: Solve for x
x = 152,586,153,054,668.91/14,273,317.52 - Step 6: Final answer
x = 10,690,307.48
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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.