Finding the Fourth Proportional to 10,356,698.30, 15,534,484.19 and 3,168,232.19
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Solution
The fourth proportional to 10,356,698.30, 15,534,484.19 and 3,168,232.19 is: 4,752,175.98
Step by Step Solution
- Step 1: Write the proportion equation
10,356,698.30 : 15,534,484.19 = 3,168,232.19 : x - Step 2: Convert to fraction form
10,356,698.30/15,534,484.19 = 3,168,232.19/x - Step 3: Cross multiply
10,356,698.30x = 15,534,484.19 × 3,168,232.19 - Step 4: Simplify right side
10,356,698.30x = 49,216,852,877,151.82 - Step 5: Solve for x
x = 49,216,852,877,151.82/10,356,698.30 - Step 6: Final answer
x = 4,752,175.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.