Finding the Fourth Proportional to 14,176,694.25, 19,563,936.48 and 8,065,122.75
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Solution
The fourth proportional to 14,176,694.25, 19,563,936.48 and 8,065,122.75 is: 11,129,925.38
Step by Step Solution
- Step 1: Write the proportion equation
14,176,694.25 : 19,563,936.48 = 8,065,122.75 : x - Step 2: Convert to fraction form
14,176,694.25/19,563,936.48 = 8,065,122.75/x - Step 3: Cross multiply
14,176,694.25x = 19,563,936.48 × 8,065,122.75 - Step 4: Simplify right side
14,176,694.25x = 157,785,549,184,402.94 - Step 5: Solve for x
x = 157,785,549,184,402.94/14,176,694.25 - Step 6: Final answer
x = 11,129,925.38
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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.