Finding the Fourth Proportional to 14,226,330.28, 21,341,717.96 and 4,639,479.09
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Solution
The fourth proportional to 14,226,330.28, 21,341,717.96 and 4,639,479.09 is: 6,959,943.45
Step by Step Solution
- Step 1: Write the proportion equation
14,226,330.28 : 21,341,717.96 = 4,639,479.09 : x - Step 2: Convert to fraction form
14,226,330.28/21,341,717.96 = 4,639,479.09/x - Step 3: Cross multiply
14,226,330.28x = 21,341,717.96 × 4,639,479.09 - Step 4: Simplify right side
14,226,330.28x = 99,014,454,196,900.05 - Step 5: Solve for x
x = 99,014,454,196,900.05/14,226,330.28 - Step 6: Final answer
x = 6,959,943.45
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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.