Finding the Fourth Proportional to 17,829,478.88, 26,742,910.14 and 5,695,684.37
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Solution
The fourth proportional to 17,829,478.88, 26,742,910.14 and 5,695,684.37 is: 8,543,108.65
Step by Step Solution
- Step 1: Write the proportion equation
17,829,478.88 : 26,742,910.14 = 5,695,684.37 : x - Step 2: Convert to fraction form
17,829,478.88/26,742,910.14 = 5,695,684.37/x - Step 3: Cross multiply
17,829,478.88x = 26,742,910.14 × 5,695,684.37 - Step 4: Simplify right side
17,829,478.88x = 152,319,175,158,997.97 - Step 5: Solve for x
x = 152,319,175,158,997.97/17,829,478.88 - Step 6: Final answer
x = 8,543,108.65
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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.