Finding the Fourth Proportional to 53,277,035.63, 73,522,309.19 and 28,830,749.63
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Solution
The fourth proportional to 53,277,035.63, 73,522,309.19 and 28,830,749.63 is: 39,786,434.49
Step by Step Solution
- Step 1: Write the proportion equation
53,277,035.63 : 73,522,309.19 = 28,830,749.63 : x - Step 2: Convert to fraction form
53,277,035.63/73,522,309.19 = 28,830,749.63/x - Step 3: Cross multiply
53,277,035.63x = 73,522,309.19 × 28,830,749.63 - Step 4: Simplify right side
53,277,035.63x = 2,119,703,287,964,572.75 - Step 5: Solve for x
x = 2,119,703,287,964,572.75/53,277,035.63 - Step 6: Final answer
x = 39,786,434.49
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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.