Finding the Fourth Proportional to 19,604,839.99, 27,053,844.46 and 10,783,731.52
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Solution
The fourth proportional to 19,604,839.99, 27,053,844.46 and 10,783,731.52 is: 14,881,090.35
Step by Step Solution
- Step 1: Write the proportion equation
19,604,839.99 : 27,053,844.46 = 10,783,731.52 : x - Step 2: Convert to fraction form
19,604,839.99/27,053,844.46 = 10,783,731.52/x - Step 3: Cross multiply
19,604,839.99x = 27,053,844.46 × 10,783,731.52 - Step 4: Simplify right side
19,604,839.99x = 291,741,395,240,479.38 - Step 5: Solve for x
x = 291,741,395,240,479.38/19,604,839.99 - Step 6: Final answer
x = 14,881,090.35
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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.