Finding the Fourth Proportional to 11,108,225.47, 16,656,346.99 and 5,039,645.84
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Solution
The fourth proportional to 11,108,225.47, 16,656,346.99 and 5,039,645.84 is: 7,556,750.63
Step by Step Solution
- Step 1: Write the proportion equation
11,108,225.47 : 16,656,346.99 = 5,039,645.84 : x - Step 2: Convert to fraction form
11,108,225.47/16,656,346.99 = 5,039,645.84/x - Step 3: Cross multiply
11,108,225.47x = 16,656,346.99 × 5,039,645.84 - Step 4: Simplify right side
11,108,225.47x = 83,942,089,817,750.02 - Step 5: Solve for x
x = 83,942,089,817,750.02/11,108,225.47 - Step 6: Final answer
x = 7,556,750.63
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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.