Finding the Fourth Proportional to 7,943,353.66, 10,960,950.88 and 4,457,892.99
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Solution
The fourth proportional to 7,943,353.66, 10,960,950.88 and 4,457,892.99 is: 6,151,400.05
Step by Step Solution
- Step 1: Write the proportion equation
7,943,353.66 : 10,960,950.88 = 4,457,892.99 : x - Step 2: Convert to fraction form
7,943,353.66/10,960,950.88 = 4,457,892.99/x - Step 3: Cross multiply
7,943,353.66x = 10,960,950.88 × 4,457,892.99 - Step 4: Simplify right side
7,943,353.66x = 48,862,746,091,686.34 - Step 5: Solve for x
x = 48,862,746,091,686.34/7,943,353.66 - Step 6: Final answer
x = 6,151,400.05
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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.