Finding the Fourth Proportional to 5,538,377.60, 8,308,149.76 and 2,299,547.52
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Solution
The fourth proportional to 5,538,377.60, 8,308,149.76 and 2,299,547.52 is: 3,449,563.49
Step by Step Solution
- Step 1: Write the proportion equation
5,538,377.60 : 8,308,149.76 = 2,299,547.52 : x - Step 2: Convert to fraction form
5,538,377.60/8,308,149.76 = 2,299,547.52/x - Step 3: Cross multiply
5,538,377.60x = 8,308,149.76 × 2,299,547.52 - Step 4: Simplify right side
5,538,377.60x = 19,104,985,176,396.59 - Step 5: Solve for x
x = 19,104,985,176,396.59/5,538,377.60 - Step 6: Final answer
x = 3,449,563.49
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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.