Finding the Fourth Proportional to 21,715,698.09, 32,573,526.06 and 5,541,649.47
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Solution
The fourth proportional to 21,715,698.09, 32,573,526.06 and 5,541,649.47 is: 8,312,468.83
Step by Step Solution
- Step 1: Write the proportion equation
21,715,698.09 : 32,573,526.06 = 5,541,649.47 : x - Step 2: Convert to fraction form
21,715,698.09/32,573,526.06 = 5,541,649.47/x - Step 3: Cross multiply
21,715,698.09x = 32,573,526.06 × 5,541,649.47 - Step 4: Simplify right side
21,715,698.09x = 180,511,063,426,430.19 - Step 5: Solve for x
x = 180,511,063,426,430.19/21,715,698.09 - Step 6: Final answer
x = 8,312,468.83
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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.