Finding the Fourth Proportional to 34,279,547.56, 51,419,622.66 and 8,720,584
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Solution
The fourth proportional to 34,279,547.56, 51,419,622.66 and 8,720,584 is: 13,080,952.65
Step by Step Solution
- Step 1: Write the proportion equation
34,279,547.56 : 51,419,622.66 = 8,720,584 : x - Step 2: Convert to fraction form
34,279,547.56/51,419,622.66 = 8,720,584/x - Step 3: Cross multiply
34,279,547.56x = 51,419,622.66 × 8,720,584 - Step 4: Simplify right side
34,279,547.56x = 448,409,138,654,833.44 - Step 5: Solve for x
x = 448,409,138,654,833.44/34,279,547.56 - Step 6: Final answer
x = 13,080,952.65
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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.