Finding the Fourth Proportional to 8,765,914.21, 13,148,871.37 and 2,376,166.54
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Solution
The fourth proportional to 8,765,914.21, 13,148,871.37 and 2,376,166.54 is: 3,564,249.82
Step by Step Solution
- Step 1: Write the proportion equation
8,765,914.21 : 13,148,871.37 = 2,376,166.54 : x - Step 2: Convert to fraction form
8,765,914.21/13,148,871.37 = 2,376,166.54/x - Step 3: Cross multiply
8,765,914.21x = 13,148,871.37 × 2,376,166.54 - Step 4: Simplify right side
8,765,914.21x = 31,243,908,110,532.77 - Step 5: Solve for x
x = 31,243,908,110,532.77/8,765,914.21 - Step 6: Final answer
x = 3,564,249.82
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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.