Finding the Fourth Proportional to 11,612,719.14, 16,025,614.74 and 6,386,064.36
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Solution
The fourth proportional to 11,612,719.14, 16,025,614.74 and 6,386,064.36 is: 8,812,803.09
Step by Step Solution
- Step 1: Write the proportion equation
11,612,719.14 : 16,025,614.74 = 6,386,064.36 : x - Step 2: Convert to fraction form
11,612,719.14/16,025,614.74 = 6,386,064.36/x - Step 3: Cross multiply
11,612,719.14x = 16,025,614.74 × 6,386,064.36 - Step 4: Simplify right side
11,612,719.14x = 102,340,607,138,204.67 - Step 5: Solve for x
x = 102,340,607,138,204.67/11,612,719.14 - Step 6: Final answer
x = 8,812,803.09
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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.