Finding the Fourth Proportional to 29,083,271.20, 43,624,497.20 and 13,126,893.60
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Solution
The fourth proportional to 29,083,271.20, 43,624,497.20 and 13,126,893.60 is: 19,690,155.52
Step by Step Solution
- Step 1: Write the proportion equation
29,083,271.20 : 43,624,497.20 = 13,126,893.60 : x - Step 2: Convert to fraction form
29,083,271.20/43,624,497.20 = 13,126,893.60/x - Step 3: Cross multiply
29,083,271.20x = 43,624,497.20 × 13,126,893.60 - Step 4: Simplify right side
29,083,271.20x = 572,654,133,097,898 - Step 5: Solve for x
x = 572,654,133,097,898/29,083,271.20 - Step 6: Final answer
x = 19,690,155.52
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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.