Finding the Fourth Proportional to 19,582,149.74, 29,373,219.05 and 6,118,977.74
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Solution
The fourth proportional to 19,582,149.74, 29,373,219.05 and 6,118,977.74 is: 9,178,464.87
Step by Step Solution
- Step 1: Write the proportion equation
19,582,149.74 : 29,373,219.05 = 6,118,977.74 : x - Step 2: Convert to fraction form
19,582,149.74/29,373,219.05 = 6,118,977.74/x - Step 3: Cross multiply
19,582,149.74x = 29,373,219.05 × 6,118,977.74 - Step 4: Simplify right side
19,582,149.74x = 179,734,073,341,632.97 - Step 5: Solve for x
x = 179,734,073,341,632.97/19,582,149.74 - Step 6: Final answer
x = 9,178,464.87
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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.