Finding the Fourth Proportional to 10,253,489.68, 15,368,158.68 and 4,184,434
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Solution
The fourth proportional to 10,253,489.68, 15,368,158.68 and 4,184,434 is: 6,271,722.87
Step by Step Solution
- Step 1: Write the proportion equation
10,253,489.68 : 15,368,158.68 = 4,184,434 : x - Step 2: Convert to fraction form
10,253,489.68/15,368,158.68 = 4,184,434/x - Step 3: Cross multiply
10,253,489.68x = 15,368,158.68 × 4,184,434 - Step 4: Simplify right side
10,253,489.68x = 64,307,045,697,987.12 - Step 5: Solve for x
x = 64,307,045,697,987.12/10,253,489.68 - Step 6: Final answer
x = 6,271,722.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.