Finding the Fourth Proportional to 14,284,715.13, 19,709,840.03 and 8,485,452.09
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Solution
The fourth proportional to 14,284,715.13, 19,709,840.03 and 8,485,452.09 is: 11,708,102.10
Step by Step Solution
- Step 1: Write the proportion equation
14,284,715.13 : 19,709,840.03 = 8,485,452.09 : x - Step 2: Convert to fraction form
14,284,715.13/19,709,840.03 = 8,485,452.09/x - Step 3: Cross multiply
14,284,715.13x = 19,709,840.03 × 8,485,452.09 - Step 4: Simplify right side
14,284,715.13x = 167,246,903,233,701.88 - Step 5: Solve for x
x = 167,246,903,233,701.88/14,284,715.13 - Step 6: Final answer
x = 11,708,102.10
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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.