Finding the Fourth Proportional to 35,492,860.79, 48,980,180.57 and 19,195,336.79
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Solution
The fourth proportional to 35,492,860.79, 48,980,180.57 and 19,195,336.79 is: 26,489,582.44
Step by Step Solution
- Step 1: Write the proportion equation
35,492,860.79 : 48,980,180.57 = 19,195,336.79 : x - Step 2: Convert to fraction form
35,492,860.79/48,980,180.57 = 19,195,336.79/x - Step 3: Cross multiply
35,492,860.79x = 48,980,180.57 × 19,195,336.79 - Step 4: Simplify right side
35,492,860.79x = 940,191,061,735,286.50 - Step 5: Solve for x
x = 940,191,061,735,286.50/35,492,860.79 - Step 6: Final answer
x = 26,489,582.44
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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.