Finding the Fourth Proportional to 25,708,119.42, 35,477,205.19 and 14,695,107.71
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Solution
The fourth proportional to 25,708,119.42, 35,477,205.19 and 14,695,107.71 is: 20,279,248.87
Step by Step Solution
- Step 1: Write the proportion equation
25,708,119.42 : 35,477,205.19 = 14,695,107.71 : x - Step 2: Convert to fraction form
25,708,119.42/35,477,205.19 = 14,695,107.71/x - Step 3: Cross multiply
25,708,119.42x = 35,477,205.19 × 14,695,107.71 - Step 4: Simplify right side
25,708,119.42x = 521,341,351,645,128.06 - Step 5: Solve for x
x = 521,341,351,645,128.06/25,708,119.42 - Step 6: Final answer
x = 20,279,248.87
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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.