Finding the Fourth Proportional to 12,744,302.54, 19,122,432.42 and 6,355,053.14
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Solution
The fourth proportional to 12,744,302.54, 19,122,432.42 and 6,355,053.14 is: 9,535,560.99
Step by Step Solution
- Step 1: Write the proportion equation
12,744,302.54 : 19,122,432.42 = 6,355,053.14 : x - Step 2: Convert to fraction form
12,744,302.54/19,122,432.42 = 6,355,053.14/x - Step 3: Cross multiply
12,744,302.54x = 19,122,432.42 × 6,355,053.14 - Step 4: Simplify right side
12,744,302.54x = 121,524,074,195,158.80 - Step 5: Solve for x
x = 121,524,074,195,158.80/12,744,302.54 - Step 6: Final answer
x = 9,535,560.99
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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.