Finding the Fourth Proportional to 29,787,534.30, 44,681,301.45 and 18,450,126.30
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Solution
The fourth proportional to 29,787,534.30, 44,681,301.45 and 18,450,126.30 is: 27,675,189.45
Step by Step Solution
- Step 1: Write the proportion equation
29,787,534.30 : 44,681,301.45 = 18,450,126.30 : x - Step 2: Convert to fraction form
29,787,534.30/44,681,301.45 = 18,450,126.30/x - Step 3: Cross multiply
29,787,534.30x = 44,681,301.45 × 18,450,126.30 - Step 4: Simplify right side
29,787,534.30x = 824,375,655,000,873.25 - Step 5: Solve for x
x = 824,375,655,000,873.25/29,787,534.30 - Step 6: Final answer
x = 27,675,189.45
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1.5x scale
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.