Finding the Fourth Proportional to 9,770,423.60, 14,645,137.80 and 3,702,810.80
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Solution
The fourth proportional to 9,770,423.60, 14,645,137.80 and 3,702,810.80 is: 5,550,237.80
Step by Step Solution
- Step 1: Write the proportion equation
9,770,423.60 : 14,645,137.80 = 3,702,810.80 : x - Step 2: Convert to fraction form
9,770,423.60/14,645,137.80 = 3,702,810.80/x - Step 3: Cross multiply
9,770,423.60x = 14,645,137.80 × 3,702,810.80 - Step 4: Simplify right side
9,770,423.60x = 54,228,174,413,328.24 - Step 5: Solve for x
x = 54,228,174,413,328.24/9,770,423.60 - Step 6: Final answer
x = 5,550,237.80
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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.