Finding the Fourth Proportional to 11,153,493.26, 16,710,447.14 and 4,662,259.36
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Solution
The fourth proportional to 11,153,493.26, 16,710,447.14 and 4,662,259.36 is: 6,985,115.49
Step by Step Solution
- Step 1: Write the proportion equation
11,153,493.26 : 16,710,447.14 = 4,662,259.36 : x - Step 2: Convert to fraction form
11,153,493.26/16,710,447.14 = 4,662,259.36/x - Step 3: Cross multiply
11,153,493.26x = 16,710,447.14 × 4,662,259.36 - Step 4: Simplify right side
11,153,493.26x = 77,908,438,553,756.56 - Step 5: Solve for x
x = 77,908,438,553,756.56/11,153,493.26 - Step 6: Final answer
x = 6,985,115.49
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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.