Finding the Fourth Proportional to 14,381,509.77, 21,572,346.06 and 4,796,861.99
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Solution
The fourth proportional to 14,381,509.77, 21,572,346.06 and 4,796,861.99 is: 7,195,320.13
Step by Step Solution
- Step 1: Write the proportion equation
14,381,509.77 : 21,572,346.06 = 4,796,861.99 : x - Step 2: Convert to fraction form
14,381,509.77/21,572,346.06 = 4,796,861.99/x - Step 3: Cross multiply
14,381,509.77x = 21,572,346.06 × 4,796,861.99 - Step 4: Simplify right side
14,381,509.77x = 103,479,566,742,478.53 - Step 5: Solve for x
x = 103,479,566,742,478.53/14,381,509.77 - Step 6: Final answer
x = 7,195,320.13
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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.