Finding the Fourth Proportional to 10,388,748.24, 14,336,197.52 and 5,805,107.28
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Solution
The fourth proportional to 10,388,748.24, 14,336,197.52 and 5,805,107.28 is: 8,010,894.35
Step by Step Solution
- Step 1: Write the proportion equation
10,388,748.24 : 14,336,197.52 = 5,805,107.28 : x - Step 2: Convert to fraction form
10,388,748.24/14,336,197.52 = 5,805,107.28/x - Step 3: Cross multiply
10,388,748.24x = 14,336,197.52 × 5,805,107.28 - Step 4: Simplify right side
10,388,748.24x = 83,223,164,590,869.95 - Step 5: Solve for x
x = 83,223,164,590,869.95/10,388,748.24 - Step 6: Final answer
x = 8,010,894.35
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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.