Finding the Fourth Proportional to 45,476,482.05, 68,236,235.87 and 23,605,237.89
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Solution
The fourth proportional to 45,476,482.05, 68,236,235.87 and 23,605,237.89 is: 35,419,023.37
Step by Step Solution
- Step 1: Write the proportion equation
45,476,482.05 : 68,236,235.87 = 23,605,237.89 : x - Step 2: Convert to fraction form
45,476,482.05/68,236,235.87 = 23,605,237.89/x - Step 3: Cross multiply
45,476,482.05x = 68,236,235.87 × 23,605,237.89 - Step 4: Simplify right side
45,476,482.05x = 1,610,732,580,311,474.75 - Step 5: Solve for x
x = 1,610,732,580,311,474.75/45,476,482.05 - Step 6: Final answer
x = 35,419,023.37
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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.