Finding the Fourth Proportional to 29,279,332.58, 40,403,099.50 and 16,227,141.62
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Solution
The fourth proportional to 29,279,332.58, 40,403,099.50 and 16,227,141.62 is: 22,392,136.69
Step by Step Solution
- Step 1: Write the proportion equation
29,279,332.58 : 40,403,099.50 = 16,227,141.62 : x - Step 2: Convert to fraction form
29,279,332.58/40,403,099.50 = 16,227,141.62/x - Step 3: Cross multiply
29,279,332.58x = 40,403,099.50 × 16,227,141.62 - Step 4: Simplify right side
29,279,332.58x = 655,626,817,230,867.88 - Step 5: Solve for x
x = 655,626,817,230,867.88/29,279,332.58 - Step 6: Final answer
x = 22,392,136.69
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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.