Finding the Fourth Proportional to 6,299,547.97, 8,675,074.40 and 5,472,243.84
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Solution
The fourth proportional to 6,299,547.97, 8,675,074.40 and 5,472,243.84 is: 7,535,798.22
Step by Step Solution
- Step 1: Write the proportion equation
6,299,547.97 : 8,675,074.40 = 5,472,243.84 : x - Step 2: Convert to fraction form
6,299,547.97/8,675,074.40 = 5,472,243.84/x - Step 3: Cross multiply
6,299,547.97x = 8,675,074.40 × 5,472,243.84 - Step 4: Simplify right side
6,299,547.97x = 47,472,122,376,205.10 - Step 5: Solve for x
x = 47,472,122,376,205.10/6,299,547.97 - Step 6: Final answer
x = 7,535,798.22
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1.5x scale
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.