Finding the Fourth Proportional to 34,294,809.99, 47,327,540.84 and 19,410,133.08
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Solution
The fourth proportional to 34,294,809.99, 47,327,540.84 and 19,410,133.08 is: 26,786,381.56
Step by Step Solution
- Step 1: Write the proportion equation
34,294,809.99 : 47,327,540.84 = 19,410,133.08 : x - Step 2: Convert to fraction form
34,294,809.99/47,327,540.84 = 19,410,133.08/x - Step 3: Cross multiply
34,294,809.99x = 47,327,540.84 × 19,410,133.08 - Step 4: Simplify right side
34,294,809.99x = 918,633,866,053,535 - Step 5: Solve for x
x = 918,633,866,053,535/34,294,809.99 - Step 6: Final answer
x = 26,786,381.56
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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.