Finding the Fourth Proportional to 8,340,126, 11,509,296.12 and 4,718,454
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Solution
The fourth proportional to 8,340,126, 11,509,296.12 and 4,718,454 is: 6,511,422.53
Step by Step Solution
- Step 1: Write the proportion equation
8,340,126 : 11,509,296.12 = 4,718,454 : x - Step 2: Convert to fraction form
8,340,126/11,509,296.12 = 4,718,454/x - Step 3: Cross multiply
8,340,126x = 11,509,296.12 × 4,718,454 - Step 4: Simplify right side
8,340,126x = 54,306,084,314,598.48 - Step 5: Solve for x
x = 54,306,084,314,598.48/8,340,126 - Step 6: Final answer
x = 6,511,422.53
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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.