Finding the Fourth Proportional to 48,945,853.74, 73,352,643.71 and 18,637,183.02
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Solution
The fourth proportional to 48,945,853.74, 73,352,643.71 and 18,637,183.02 is: 27,930,591.49
Step by Step Solution
- Step 1: Write the proportion equation
48,945,853.74 : 73,352,643.71 = 18,637,183.02 : x - Step 2: Convert to fraction form
48,945,853.74/73,352,643.71 = 18,637,183.02/x - Step 3: Cross multiply
48,945,853.74x = 73,352,643.71 × 18,637,183.02 - Step 4: Simplify right side
48,945,853.74x = 1,367,086,645,730,935.75 - Step 5: Solve for x
x = 1,367,086,645,730,935.75/48,945,853.74 - Step 6: Final answer
x = 27,930,591.49
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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.