Finding the Fourth Proportional to 19,415,375.52, 29,134,190.88 and 7,898,717.36
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Solution
The fourth proportional to 19,415,375.52, 29,134,190.88 and 7,898,717.36 is: 11,852,603.05
Step by Step Solution
- Step 1: Write the proportion equation
19,415,375.52 : 29,134,190.88 = 7,898,717.36 : x - Step 2: Convert to fraction form
19,415,375.52/29,134,190.88 = 7,898,717.36/x - Step 3: Cross multiply
19,415,375.52x = 29,134,190.88 × 7,898,717.36 - Step 4: Simplify right side
19,415,375.52x = 230,122,739,127,738.72 - Step 5: Solve for x
x = 230,122,739,127,738.72/19,415,375.52 - Step 6: Final answer
x = 11,852,603.05
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.