Finding the Fourth Proportional to 19,835,213.36, 29,739,237.20 and 10,100,983.68
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Solution
The fourth proportional to 19,835,213.36, 29,739,237.20 and 10,100,983.68 is: 15,144,558.53
Step by Step Solution
- Step 1: Write the proportion equation
19,835,213.36 : 29,739,237.20 = 10,100,983.68 : x - Step 2: Convert to fraction form
19,835,213.36/29,739,237.20 = 10,100,983.68/x - Step 3: Cross multiply
19,835,213.36x = 29,739,237.20 × 10,100,983.68 - Step 4: Simplify right side
19,835,213.36x = 300,395,549,612,848.88 - Step 5: Solve for x
x = 300,395,549,612,848.88/19,835,213.36 - Step 6: Final answer
x = 15,144,558.53
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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.