Finding the Fourth Proportional to 43,688,149.60, 65,574,214.80 and 22,147,074.40
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Solution
The fourth proportional to 43,688,149.60, 65,574,214.80 and 22,147,074.40 is: 33,241,898.02
Step by Step Solution
- Step 1: Write the proportion equation
43,688,149.60 : 65,574,214.80 = 22,147,074.40 : x - Step 2: Convert to fraction form
43,688,149.60/65,574,214.80 = 22,147,074.40/x - Step 3: Cross multiply
43,688,149.60x = 65,574,214.80 × 22,147,074.40 - Step 4: Simplify right side
43,688,149.60x = 1,452,277,013,897,181 - Step 5: Solve for x
x = 1,452,277,013,897,181/43,688,149.60 - Step 6: Final answer
x = 33,241,898.02
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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.