Finding the Fourth Proportional to 14,358,949.47, 19,815,476.85 and 7,832,607.93
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Solution
The fourth proportional to 14,358,949.47, 19,815,476.85 and 7,832,607.93 is: 10,809,067.99
Step by Step Solution
- Step 1: Write the proportion equation
14,358,949.47 : 19,815,476.85 = 7,832,607.93 : x - Step 2: Convert to fraction form
14,358,949.47/19,815,476.85 = 7,832,607.93/x - Step 3: Cross multiply
14,358,949.47x = 19,815,476.85 × 7,832,607.93 - Step 4: Simplify right side
14,358,949.47x = 155,206,861,112,041.44 - Step 5: Solve for x
x = 155,206,861,112,041.44/14,358,949.47 - Step 6: Final answer
x = 10,809,067.99
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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.