Finding the Fourth Proportional to 14,353,439.56, 19,808,224.92 and 7,827,426.09
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Solution
The fourth proportional to 14,353,439.56, 19,808,224.92 and 7,827,426.09 is: 10,802,108.85
Step by Step Solution
- Step 1: Write the proportion equation
14,353,439.56 : 19,808,224.92 = 7,827,426.09 : x - Step 2: Convert to fraction form
14,353,439.56/19,808,224.92 = 7,827,426.09/x - Step 3: Cross multiply
14,353,439.56x = 19,808,224.92 × 7,827,426.09 - Step 4: Simplify right side
14,353,439.56x = 155,047,416,535,396.19 - Step 5: Solve for x
x = 155,047,416,535,396.19/14,353,439.56 - Step 6: Final answer
x = 10,802,108.85
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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.