Finding the Fourth Proportional to 8,840,989.63, 13,261,488.09 and 3,977,617.41
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Solution
The fourth proportional to 8,840,989.63, 13,261,488.09 and 3,977,617.41 is: 5,966,427.75
Step by Step Solution
- Step 1: Write the proportion equation
8,840,989.63 : 13,261,488.09 = 3,977,617.41 : x - Step 2: Convert to fraction form
8,840,989.63/13,261,488.09 = 3,977,617.41/x - Step 3: Cross multiply
8,840,989.63x = 13,261,488.09 × 3,977,617.41 - Step 4: Simplify right side
8,840,989.63x = 52,749,125,909,291.65 - Step 5: Solve for x
x = 52,749,125,909,291.65/8,840,989.63 - Step 6: Final answer
x = 5,966,427.75
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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.