Finding the Fourth Proportional to 35,711,260.76, 49,286,098.55 and 21,028,293.36
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Solution
The fourth proportional to 35,711,260.76, 49,286,098.55 and 21,028,293.36 is: 29,021,729.19
Step by Step Solution
- Step 1: Write the proportion equation
35,711,260.76 : 49,286,098.55 = 21,028,293.36 : x - Step 2: Convert to fraction form
35,711,260.76/49,286,098.55 = 21,028,293.36/x - Step 3: Cross multiply
35,711,260.76x = 49,286,098.55 × 21,028,293.36 - Step 4: Simplify right side
35,711,260.76x = 1,036,402,538,931,841.38 - Step 5: Solve for x
x = 1,036,402,538,931,841.38/35,711,260.76 - Step 6: Final answer
x = 29,021,729.19
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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.