Finding the Fourth Proportional to 37,579,231.26, 56,377,802.52 and 13,320,278.28
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Solution
The fourth proportional to 37,579,231.26, 56,377,802.52 and 13,320,278.28 is: 19,983,591.82
Step by Step Solution
- Step 1: Write the proportion equation
37,579,231.26 : 56,377,802.52 = 13,320,278.28 : x - Step 2: Convert to fraction form
37,579,231.26/56,377,802.52 = 13,320,278.28/x - Step 3: Cross multiply
37,579,231.26x = 56,377,802.52 × 13,320,278.28 - Step 4: Simplify right side
37,579,231.26x = 750,968,018,381,285.25 - Step 5: Solve for x
x = 750,968,018,381,285.25/37,579,231.26 - Step 6: Final answer
x = 19,983,591.82
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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.