Finding the Fourth Proportional to 19,824,349.08, 27,357,171.32 and 11,451,725.76
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Solution
The fourth proportional to 19,824,349.08, 27,357,171.32 and 11,451,725.76 is: 15,803,132.92
Step by Step Solution
- Step 1: Write the proportion equation
19,824,349.08 : 27,357,171.32 = 11,451,725.76 : x - Step 2: Convert to fraction form
19,824,349.08/27,357,171.32 = 11,451,725.76/x - Step 3: Cross multiply
19,824,349.08x = 27,357,171.32 × 11,451,725.76 - Step 4: Simplify right side
19,824,349.08x = 313,286,823,525,977.19 - Step 5: Solve for x
x = 313,286,823,525,977.19/19,824,349.08 - Step 6: Final answer
x = 15,803,132.92
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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.