Finding the Fourth Proportional to 13,102,564.70, 19,653,847.06 and 6,725,272.70
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Solution
The fourth proportional to 13,102,564.70, 19,653,847.06 and 6,725,272.70 is: 10,087,909.06
Step by Step Solution
- Step 1: Write the proportion equation
13,102,564.70 : 19,653,847.06 = 6,725,272.70 : x - Step 2: Convert to fraction form
13,102,564.70/19,653,847.06 = 6,725,272.70/x - Step 3: Cross multiply
13,102,564.70x = 19,653,847.06 × 6,725,272.70 - Step 4: Simplify right side
13,102,564.70x = 132,177,481,082,593.25 - Step 5: Solve for x
x = 132,177,481,082,593.25/13,102,564.70 - Step 6: Final answer
x = 10,087,909.06
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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.