Finding the Fourth Proportional to 25,727,784.84, 35,502,751.98 and 14,125,282.92
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Solution
The fourth proportional to 25,727,784.84, 35,502,751.98 and 14,125,282.92 is: 19,492,016.87
Step by Step Solution
- Step 1: Write the proportion equation
25,727,784.84 : 35,502,751.98 = 14,125,282.92 : x - Step 2: Convert to fraction form
25,727,784.84/35,502,751.98 = 14,125,282.92/x - Step 3: Cross multiply
25,727,784.84x = 35,502,751.98 × 14,125,282.92 - Step 4: Simplify right side
25,727,784.84x = 501,486,416,156,090.12 - Step 5: Solve for x
x = 501,486,416,156,090.12/25,727,784.84 - Step 6: Final answer
x = 19,492,016.87
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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.