Finding the Fourth Proportional to 33,148,925.70, 49,723,388.55 and 27,887,659.80
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Solution
The fourth proportional to 33,148,925.70, 49,723,388.55 and 27,887,659.80 is: 41,831,489.70
Step by Step Solution
- Step 1: Write the proportion equation
33,148,925.70 : 49,723,388.55 = 27,887,659.80 : x - Step 2: Convert to fraction form
33,148,925.70/49,723,388.55 = 27,887,659.80/x - Step 3: Cross multiply
33,148,925.70x = 49,723,388.55 × 27,887,659.80 - Step 4: Simplify right side
33,148,925.70x = 1,386,668,943,985,615.25 - Step 5: Solve for x
x = 1,386,668,943,985,615.25/33,148,925.70 - Step 6: Final answer
x = 41,831,489.70
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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.