Finding the Fourth Proportional to 30,346,213.68, 41,877,690.19 and 16,407,471.24
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Solution
The fourth proportional to 30,346,213.68, 41,877,690.19 and 16,407,471.24 is: 22,642,264.52
Step by Step Solution
- Step 1: Write the proportion equation
30,346,213.68 : 41,877,690.19 = 16,407,471.24 : x - Step 2: Convert to fraction form
30,346,213.68/41,877,690.19 = 16,407,471.24/x - Step 3: Cross multiply
30,346,213.68x = 41,877,690.19 × 16,407,471.24 - Step 4: Simplify right side
30,346,213.68x = 687,106,997,349,036.50 - Step 5: Solve for x
x = 687,106,997,349,036.50/30,346,213.68 - Step 6: Final answer
x = 22,642,264.52
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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.