Finding the Fourth Proportional to 27,580,308.04, 38,062,553.66 and 15,190,399
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Solution
The fourth proportional to 27,580,308.04, 38,062,553.66 and 15,190,399 is: 20,963,702.66
Step by Step Solution
- Step 1: Write the proportion equation
27,580,308.04 : 38,062,553.66 = 15,190,399 : x - Step 2: Convert to fraction form
27,580,308.04/38,062,553.66 = 15,190,399/x - Step 3: Cross multiply
27,580,308.04x = 38,062,553.66 × 15,190,399 - Step 4: Simplify right side
27,580,308.04x = 578,185,377,054,310.25 - Step 5: Solve for x
x = 578,185,377,054,310.25/27,580,308.04 - Step 6: Final answer
x = 20,963,702.66
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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.