Finding the Fourth Proportional to 14,329,634.13, 19,774,698.28 and 8,134,626.76
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Solution
The fourth proportional to 14,329,634.13, 19,774,698.28 and 8,134,626.76 is: 11,225,673.19
Step by Step Solution
- Step 1: Write the proportion equation
14,329,634.13 : 19,774,698.28 = 8,134,626.76 : x - Step 2: Convert to fraction form
14,329,634.13/19,774,698.28 = 8,134,626.76/x - Step 3: Cross multiply
14,329,634.13x = 19,774,698.28 × 8,134,626.76 - Step 4: Simplify right side
14,329,634.13x = 160,859,789,729,640.66 - Step 5: Solve for x
x = 160,859,789,729,640.66/14,329,634.13 - Step 6: Final answer
x = 11,225,673.19
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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.