Finding the Fourth Proportional to 14,749,659.06, 20,354,614.79 and 8,223,694.80
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Solution
The fourth proportional to 14,749,659.06, 20,354,614.79 and 8,223,694.80 is: 11,348,746.37
Step by Step Solution
- Step 1: Write the proportion equation
14,749,659.06 : 20,354,614.79 = 8,223,694.80 : x - Step 2: Convert to fraction form
14,749,659.06/20,354,614.79 = 8,223,694.80/x - Step 3: Cross multiply
14,749,659.06x = 20,354,614.79 × 8,223,694.80 - Step 4: Simplify right side
14,749,659.06x = 167,390,139,733,336.06 - Step 5: Solve for x
x = 167,390,139,733,336.06/14,749,659.06 - Step 6: Final answer
x = 11,348,746.37
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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.