Finding the Fourth Proportional to 29,122,200.10, 40,188,588.24 and 16,069,448.62
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Solution
The fourth proportional to 29,122,200.10, 40,188,588.24 and 16,069,448.62 is: 22,175,812.67
Step by Step Solution
- Step 1: Write the proportion equation
29,122,200.10 : 40,188,588.24 = 16,069,448.62 : x - Step 2: Convert to fraction form
29,122,200.10/40,188,588.24 = 16,069,448.62/x - Step 3: Cross multiply
29,122,200.10x = 40,188,588.24 × 16,069,448.62 - Step 4: Simplify right side
29,122,200.10x = 645,808,453,833,016.25 - Step 5: Solve for x
x = 645,808,453,833,016.25/29,122,200.10 - Step 6: Final answer
x = 22,175,812.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.