Finding the Fourth Proportional to 14,375,403.51, 19,838,333.06 and 7,849,291.62
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Solution
The fourth proportional to 14,375,403.51, 19,838,333.06 and 7,849,291.62 is: 10,832,173.26
Step by Step Solution
- Step 1: Write the proportion equation
14,375,403.51 : 19,838,333.06 = 7,849,291.62 : x - Step 2: Convert to fraction form
14,375,403.51/19,838,333.06 = 7,849,291.62/x - Step 3: Cross multiply
14,375,403.51x = 19,838,333.06 × 7,849,291.62 - Step 4: Simplify right side
14,375,403.51x = 155,716,861,442,626.94 - Step 5: Solve for x
x = 155,716,861,442,626.94/14,375,403.51 - Step 6: Final answer
x = 10,832,173.26
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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.