Finding the Fourth Proportional to 41,587,271.20, 62,338,916.40 and 18,884,461.60
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Solution
The fourth proportional to 41,587,271.20, 62,338,916.40 and 18,884,461.60 is: 28,307,624.88
Step by Step Solution
- Step 1: Write the proportion equation
41,587,271.20 : 62,338,916.40 = 18,884,461.60 : x - Step 2: Convert to fraction form
41,587,271.20/62,338,916.40 = 18,884,461.60/x - Step 3: Cross multiply
41,587,271.20x = 62,338,916.40 × 18,884,461.60 - Step 4: Simplify right side
41,587,271.20x = 1,177,236,872,941,410.25 - Step 5: Solve for x
x = 1,177,236,872,941,410.25/41,587,271.20 - Step 6: Final answer
x = 28,307,624.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.