Finding the Fourth Proportional to 6,317,139.49, 8,717,652.54 and 3,416,530.39
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Solution
The fourth proportional to 6,317,139.49, 8,717,652.54 and 3,416,530.39 is: 4,714,811.96
Step by Step Solution
- Step 1: Write the proportion equation
6,317,139.49 : 8,717,652.54 = 3,416,530.39 : x - Step 2: Convert to fraction form
6,317,139.49/8,717,652.54 = 3,416,530.39/x - Step 3: Cross multiply
6,317,139.49x = 8,717,652.54 × 3,416,530.39 - Step 4: Simplify right side
6,317,139.49x = 29,784,124,788,782.42 - Step 5: Solve for x
x = 29,784,124,788,782.42/6,317,139.49 - Step 6: Final answer
x = 4,714,811.96
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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.