Finding the Fourth Proportional to 7,893,507.14, 10,893,039.74 and 4,271,835.14
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Solution
The fourth proportional to 7,893,507.14, 10,893,039.74 and 4,271,835.14 is: 5,895,132.43
Step by Step Solution
- Step 1: Write the proportion equation
7,893,507.14 : 10,893,039.74 = 4,271,835.14 : x - Step 2: Convert to fraction form
7,893,507.14/10,893,039.74 = 4,271,835.14/x - Step 3: Cross multiply
7,893,507.14x = 10,893,039.74 × 4,271,835.14 - Step 4: Simplify right side
7,893,507.14x = 46,533,269,942,748.46 - Step 5: Solve for x
x = 46,533,269,942,748.46/7,893,507.14 - Step 6: Final answer
x = 5,895,132.43
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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.