Finding the Fourth Proportional to 61,852,882.79, 85,351,896.35 and 33,974,152.23
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Solution
The fourth proportional to 61,852,882.79, 85,351,896.35 and 33,974,152.23 is: 46,881,538.72
Step by Step Solution
- Step 1: Write the proportion equation
61,852,882.79 : 85,351,896.35 = 33,974,152.23 : x - Step 2: Convert to fraction form
61,852,882.79/85,351,896.35 = 33,974,152.23/x - Step 3: Cross multiply
61,852,882.79x = 85,351,896.35 × 33,974,152.23 - Step 4: Simplify right side
61,852,882.79x = 2,899,758,319,714,081 - Step 5: Solve for x
x = 2,899,758,319,714,081/61,852,882.79 - Step 6: Final answer
x = 46,881,538.72
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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.