Finding the Fourth Proportional to 10,588,775.68, 15,877,137.28 and 7,227,055.36
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Solution
The fourth proportional to 10,588,775.68, 15,877,137.28 and 7,227,055.36 is: 10,836,470.01
Step by Step Solution
- Step 1: Write the proportion equation
10,588,775.68 : 15,877,137.28 = 7,227,055.36 : x - Step 2: Convert to fraction form
10,588,775.68/15,877,137.28 = 7,227,055.36/x - Step 3: Cross multiply
10,588,775.68x = 15,877,137.28 × 7,227,055.36 - Step 4: Simplify right side
10,588,775.68x = 114,744,950,080,879.83 - Step 5: Solve for x
x = 114,744,950,080,879.83/10,588,775.68 - Step 6: Final answer
x = 10,836,470.01
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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.