Finding the Fourth Proportional to 17,614,965.80, 26,422,448.70 and 13,363,437.80
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Solution
The fourth proportional to 17,614,965.80, 26,422,448.70 and 13,363,437.80 is: 20,045,156.70
Step by Step Solution
- Step 1: Write the proportion equation
17,614,965.80 : 26,422,448.70 = 13,363,437.80 : x - Step 2: Convert to fraction form
17,614,965.80/26,422,448.70 = 13,363,437.80/x - Step 3: Cross multiply
17,614,965.80x = 26,422,448.70 × 13,363,437.80 - Step 4: Simplify right side
17,614,965.80x = 353,094,749,726,140.88 - Step 5: Solve for x
x = 353,094,749,726,140.88/17,614,965.80 - Step 6: Final answer
x = 20,045,156.70
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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.