Finding the Fourth Proportional to 9,753,423.76, 13,459,131 and 5,402,252.08
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Solution
The fourth proportional to 9,753,423.76, 13,459,131 and 5,402,252.08 is: 7,454,778.98
Step by Step Solution
- Step 1: Write the proportion equation
9,753,423.76 : 13,459,131 = 5,402,252.08 : x - Step 2: Convert to fraction form
9,753,423.76/13,459,131 = 5,402,252.08/x - Step 3: Cross multiply
9,753,423.76x = 13,459,131 × 5,402,252.08 - Step 4: Simplify right side
9,753,423.76x = 72,709,618,439,742.48 - Step 5: Solve for x
x = 72,709,618,439,742.48/9,753,423.76 - Step 6: Final answer
x = 7,454,778.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.