Finding the Fourth Proportional to 19,848,761.36, 29,750,826.35 and 10,106,027.03
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Solution
The fourth proportional to 19,848,761.36, 29,750,826.35 and 10,106,027.03 is: 15,147,678.48
Step by Step Solution
- Step 1: Write the proportion equation
19,848,761.36 : 29,750,826.35 = 10,106,027.03 : x - Step 2: Convert to fraction form
19,848,761.36/29,750,826.35 = 10,106,027.03/x - Step 3: Cross multiply
19,848,761.36x = 29,750,826.35 × 10,106,027.03 - Step 4: Simplify right side
19,848,761.36x = 300,662,655,281,783.19 - Step 5: Solve for x
x = 300,662,655,281,783.19/19,848,761.36 - Step 6: Final answer
x = 15,147,678.48
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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.