Finding the Fourth Proportional to 47,299,717.43, 65,261,257.23 and 27,710,074.99
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Solution
The fourth proportional to 47,299,717.43, 65,261,257.23 and 27,710,074.99 is: 38,232,666.71
Step by Step Solution
- Step 1: Write the proportion equation
47,299,717.43 : 65,261,257.23 = 27,710,074.99 : x - Step 2: Convert to fraction form
47,299,717.43/65,261,257.23 = 27,710,074.99/x - Step 3: Cross multiply
47,299,717.43x = 65,261,257.23 × 27,710,074.99 - Step 4: Simplify right side
47,299,717.43x = 1,808,394,331,970,469 - Step 5: Solve for x
x = 1,808,394,331,970,469/47,299,717.43 - Step 6: Final answer
x = 38,232,666.71
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1.5x scale
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.