Finding the Fourth Proportional to 33,219,176.90, 49,828,765.35 and 15,303,272.90
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Solution
The fourth proportional to 33,219,176.90, 49,828,765.35 and 15,303,272.90 is: 22,954,909.35
Step by Step Solution
- Step 1: Write the proportion equation
33,219,176.90 : 49,828,765.35 = 15,303,272.90 : x - Step 2: Convert to fraction form
33,219,176.90/49,828,765.35 = 15,303,272.90/x - Step 3: Cross multiply
33,219,176.90x = 49,828,765.35 × 15,303,272.90 - Step 4: Simplify right side
33,219,176.90x = 762,543,194,421,114 - Step 5: Solve for x
x = 762,543,194,421,114/33,219,176.90 - Step 6: Final answer
x = 22,954,909.35
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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.