Finding the Fourth Proportional to 6,146,811.36, 8,483,065.20 and 3,394,023.12
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Solution
The fourth proportional to 6,146,811.36, 8,483,065.20 and 3,394,023.12 is: 4,684,008.95
Step by Step Solution
- Step 1: Write the proportion equation
6,146,811.36 : 8,483,065.20 = 3,394,023.12 : x - Step 2: Convert to fraction form
6,146,811.36/8,483,065.20 = 3,394,023.12/x - Step 3: Cross multiply
6,146,811.36x = 8,483,065.20 × 3,394,023.12 - Step 4: Simplify right side
6,146,811.36x = 28,791,719,417,267.42 - Step 5: Solve for x
x = 28,791,719,417,267.42/6,146,811.36 - Step 6: Final answer
x = 4,684,008.95
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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.