Finding the Fourth Proportional to 63,088,934.70, 94,642,259.40 and 19,953,640.20
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Solution
The fourth proportional to 63,088,934.70, 94,642,259.40 and 19,953,640.20 is: 29,933,261.68
Step by Step Solution
- Step 1: Write the proportion equation
63,088,934.70 : 94,642,259.40 = 19,953,640.20 : x - Step 2: Convert to fraction form
63,088,934.70/94,642,259.40 = 19,953,640.20/x - Step 3: Cross multiply
63,088,934.70x = 94,642,259.40 × 19,953,640.20 - Step 4: Simplify right side
63,088,934.70x = 1,888,457,591,782,668 - Step 5: Solve for x
x = 1,888,457,591,782,668/63,088,934.70 - Step 6: Final answer
x = 29,933,261.68
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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.