Finding the Fourth Proportional to 63,014,797.20, 94,522,195.80 and 19,888,360.05
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Solution
The fourth proportional to 63,014,797.20, 94,522,195.80 and 19,888,360.05 is: 29,832,540.08
Step by Step Solution
- Step 1: Write the proportion equation
63,014,797.20 : 94,522,195.80 = 19,888,360.05 : x - Step 2: Convert to fraction form
63,014,797.20/94,522,195.80 = 19,888,360.05/x - Step 3: Cross multiply
63,014,797.20x = 94,522,195.80 × 19,888,360.05 - Step 4: Simplify right side
63,014,797.20x = 1,879,891,462,786,997.75 - Step 5: Solve for x
x = 1,879,891,462,786,997.75/63,014,797.20 - Step 6: Final answer
x = 29,832,540.08
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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.