Finding the Fourth Proportional to 8,282,126.10, 12,423,610.35 and 2,602,406.10
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Solution
The fourth proportional to 8,282,126.10, 12,423,610.35 and 2,602,406.10 is: 3,903,741.50
Step by Step Solution
- Step 1: Write the proportion equation
8,282,126.10 : 12,423,610.35 = 2,602,406.10 : x - Step 2: Convert to fraction form
8,282,126.10/12,423,610.35 = 2,602,406.10/x - Step 3: Cross multiply
8,282,126.10x = 12,423,610.35 × 2,602,406.10 - Step 4: Simplify right side
8,282,126.10x = 32,331,279,358,863.14 - Step 5: Solve for x
x = 32,331,279,358,863.14/8,282,126.10 - Step 6: Final answer
x = 3,903,741.50
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1.5x scale
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.