Finding the Fourth Proportional to 50,872,948.67, 70,202,643.03 and 27,668,094.08
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Solution
The fourth proportional to 50,872,948.67, 70,202,643.03 and 27,668,094.08 is: 38,180,867.88
Step by Step Solution
- Step 1: Write the proportion equation
50,872,948.67 : 70,202,643.03 = 27,668,094.08 : x - Step 2: Convert to fraction form
50,872,948.67/70,202,643.03 = 27,668,094.08/x - Step 3: Cross multiply
50,872,948.67x = 70,202,643.03 × 27,668,094.08 - Step 4: Simplify right side
50,872,948.67x = 1,942,373,332,018,696.25 - Step 5: Solve for x
x = 1,942,373,332,018,696.25/50,872,948.67 - Step 6: Final answer
x = 38,180,867.88
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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.