Finding the Fourth Proportional to 7,893,505.14, 10,893,036.99 and 4,271,833.14
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Solution
The fourth proportional to 7,893,505.14, 10,893,036.99 and 4,271,833.14 is: 5,895,129.68
Step by Step Solution
- Step 1: Write the proportion equation
7,893,505.14 : 10,893,036.99 = 4,271,833.14 : x - Step 2: Convert to fraction form
7,893,505.14/10,893,036.99 = 4,271,833.14/x - Step 3: Cross multiply
7,893,505.14x = 10,893,036.99 × 4,271,833.14 - Step 4: Simplify right side
7,893,505.14x = 46,533,236,409,127.84 - Step 5: Solve for x
x = 46,533,236,409,127.84/7,893,505.14 - Step 6: Final answer
x = 5,895,129.68
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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.