Finding the Fourth Proportional to 10,417,053.42, 15,627,102.48 and 5,021,266.68
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Solution
The fourth proportional to 10,417,053.42, 15,627,102.48 and 5,021,266.68 is: 7,532,633.83
Step by Step Solution
- Step 1: Write the proportion equation
10,417,053.42 : 15,627,102.48 = 5,021,266.68 : x - Step 2: Convert to fraction form
10,417,053.42/15,627,102.48 = 5,021,266.68/x - Step 3: Cross multiply
10,417,053.42x = 15,627,102.48 × 5,021,266.68 - Step 4: Simplify right side
10,417,053.42x = 78,467,848,987,769.36 - Step 5: Solve for x
x = 78,467,848,987,769.36/10,417,053.42 - Step 6: Final answer
x = 7,532,633.83
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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.