Finding the Fourth Proportional to 6,113,079.05, 8,432,536.28 and 3,817,253.93
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Solution
The fourth proportional to 6,113,079.05, 8,432,536.28 and 3,817,253.93 is: 5,265,616.88
Step by Step Solution
- Step 1: Write the proportion equation
6,113,079.05 : 8,432,536.28 = 3,817,253.93 : x - Step 2: Convert to fraction form
6,113,079.05/8,432,536.28 = 3,817,253.93/x - Step 3: Cross multiply
6,113,079.05x = 8,432,536.28 × 3,817,253.93 - Step 4: Simplify right side
6,113,079.05x = 32,189,132,193,448.63 - Step 5: Solve for x
x = 32,189,132,193,448.63/6,113,079.05 - Step 6: Final answer
x = 5,265,616.88
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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.