Finding the Fourth Proportional to 9,878,482.63, 14,819,486.51 and 3,492,442.63
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Solution
The fourth proportional to 9,878,482.63, 14,819,486.51 and 3,492,442.63 is: 5,239,287.08
Step by Step Solution
- Step 1: Write the proportion equation
9,878,482.63 : 14,819,486.51 = 3,492,442.63 : x - Step 2: Convert to fraction form
9,878,482.63/14,819,486.51 = 3,492,442.63/x - Step 3: Cross multiply
9,878,482.63x = 14,819,486.51 × 3,492,442.63 - Step 4: Simplify right side
9,878,482.63x = 51,756,206,442,233.92 - Step 5: Solve for x
x = 51,756,206,442,233.92/9,878,482.63 - Step 6: Final answer
x = 5,239,287.08
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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.