Finding the Fourth Proportional to 35,170,063.19, 48,534,972.12 and 19,489,349.63
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Solution
The fourth proportional to 35,170,063.19, 48,534,972.12 and 19,489,349.63 is: 26,895,460.38
Step by Step Solution
- Step 1: Write the proportion equation
35,170,063.19 : 48,534,972.12 = 19,489,349.63 : x - Step 2: Convert to fraction form
35,170,063.19/48,534,972.12 = 19,489,349.63/x - Step 3: Cross multiply
35,170,063.19x = 48,534,972.12 × 19,489,349.63 - Step 4: Simplify right side
35,170,063.19x = 945,915,040,928,982.25 - Step 5: Solve for x
x = 945,915,040,928,982.25/35,170,063.19 - Step 6: Final answer
x = 26,895,460.38
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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.