Finding the Fourth Proportional to 14,236,317.80, 21,352,403.10 and 4,137,885.80
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Solution
The fourth proportional to 14,236,317.80, 21,352,403.10 and 4,137,885.80 is: 6,206,225.99
Step by Step Solution
- Step 1: Write the proportion equation
14,236,317.80 : 21,352,403.10 = 4,137,885.80 : x - Step 2: Convert to fraction form
14,236,317.80/21,352,403.10 = 4,137,885.80/x - Step 3: Cross multiply
14,236,317.80x = 21,352,403.10 × 4,137,885.80 - Step 4: Simplify right side
14,236,317.80x = 88,353,805,583,365.98 - Step 5: Solve for x
x = 88,353,805,583,365.98/14,236,317.80 - Step 6: Final answer
x = 6,206,225.99
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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.