Finding the Fourth Proportional to 6,892,875.08, 10,339,701.41 and 2,100,720.68
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Solution
The fourth proportional to 6,892,875.08, 10,339,701.41 and 2,100,720.68 is: 3,151,199.51
Step by Step Solution
- Step 1: Write the proportion equation
6,892,875.08 : 10,339,701.41 = 2,100,720.68 : x - Step 2: Convert to fraction form
6,892,875.08/10,339,701.41 = 2,100,720.68/x - Step 3: Cross multiply
6,892,875.08x = 10,339,701.41 × 2,100,720.68 - Step 4: Simplify right side
6,892,875.08x = 21,720,824,530,565.45 - Step 5: Solve for x
x = 21,720,824,530,565.45/6,892,875.08 - Step 6: Final answer
x = 3,151,199.51
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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.