Finding the Fourth Proportional to 38,773,313.52, 53,509,276.86 and 22,253,306.01
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Solution
The fourth proportional to 38,773,313.52, 53,509,276.86 and 22,253,306.01 is: 30,710,769.97
Step by Step Solution
- Step 1: Write the proportion equation
38,773,313.52 : 53,509,276.86 = 22,253,306.01 : x - Step 2: Convert to fraction form
38,773,313.52/53,509,276.86 = 22,253,306.01/x - Step 3: Cross multiply
38,773,313.52x = 53,509,276.86 × 22,253,306.01 - Step 4: Simplify right side
38,773,313.52x = 1,190,758,312,339,392 - Step 5: Solve for x
x = 1,190,758,312,339,392/38,773,313.52 - Step 6: Final answer
x = 30,710,769.97
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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.