Finding the Fourth Proportional to 14,006,385.24, 19,328,811.42 and 7,567,857.24
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Solution
The fourth proportional to 14,006,385.24, 19,328,811.42 and 7,567,857.24 is: 10,443,642.88
Step by Step Solution
- Step 1: Write the proportion equation
14,006,385.24 : 19,328,811.42 = 7,567,857.24 : x - Step 2: Convert to fraction form
14,006,385.24/19,328,811.42 = 7,567,857.24/x - Step 3: Cross multiply
14,006,385.24x = 19,328,811.42 × 7,567,857.24 - Step 4: Simplify right side
14,006,385.24x = 146,277,685,445,441.69 - Step 5: Solve for x
x = 146,277,685,445,441.69/14,006,385.24 - Step 6: Final answer
x = 10,443,642.88
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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.