Finding the Fourth Proportional to 52,349,890.08, 78,560,701.92 and 18,271,235.94
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Solution
The fourth proportional to 52,349,890.08, 78,560,701.92 and 18,271,235.94 is: 27,419,372.19
Step by Step Solution
- Step 1: Write the proportion equation
52,349,890.08 : 78,560,701.92 = 18,271,235.94 : x - Step 2: Convert to fraction form
52,349,890.08/78,560,701.92 = 18,271,235.94/x - Step 3: Cross multiply
52,349,890.08x = 78,560,701.92 × 18,271,235.94 - Step 4: Simplify right side
52,349,890.08x = 1,435,401,120,392,331.25 - Step 5: Solve for x
x = 1,435,401,120,392,331.25/52,349,890.08 - Step 6: Final answer
x = 27,419,372.19
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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.