Finding the Fourth Proportional to 7,032,999.24, 10,542,325.50 and 2,771,440.20
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Solution
The fourth proportional to 7,032,999.24, 10,542,325.50 and 2,771,440.20 is: 4,154,333.55
Step by Step Solution
- Step 1: Write the proportion equation
7,032,999.24 : 10,542,325.50 = 2,771,440.20 : x - Step 2: Convert to fraction form
7,032,999.24/10,542,325.50 = 2,771,440.20/x - Step 3: Cross multiply
7,032,999.24x = 10,542,325.50 × 2,771,440.20 - Step 4: Simplify right side
7,032,999.24x = 29,217,424,692,185.10 - Step 5: Solve for x
x = 29,217,424,692,185.10/7,032,999.24 - Step 6: Final answer
x = 4,154,333.55
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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.