Finding the Fourth Proportional to 75,953,914.70, 113,933,982.45 and 22,101,226.70
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Solution
The fourth proportional to 75,953,914.70, 113,933,982.45 and 22,101,226.70 is: 33,152,745.12
Step by Step Solution
- Step 1: Write the proportion equation
75,953,914.70 : 113,933,982.45 = 22,101,226.70 : x - Step 2: Convert to fraction form
75,953,914.70/113,933,982.45 = 22,101,226.70/x - Step 3: Cross multiply
75,953,914.70x = 113,933,982.45 × 22,101,226.70 - Step 4: Simplify right side
75,953,914.70x = 2,518,080,774,961,271.50 - Step 5: Solve for x
x = 2,518,080,774,961,271.50/75,953,914.70 - Step 6: Final answer
x = 33,152,745.12
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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.