Finding the Fourth Proportional to 26,984,739.67, 37,239,829.20 and 14,761,596.67
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Solution
The fourth proportional to 26,984,739.67, 37,239,829.20 and 14,761,596.67 is: 20,371,489.42
Step by Step Solution
- Step 1: Write the proportion equation
26,984,739.67 : 37,239,829.20 = 14,761,596.67 : x - Step 2: Convert to fraction form
26,984,739.67/37,239,829.20 = 14,761,596.67/x - Step 3: Cross multiply
26,984,739.67x = 37,239,829.20 × 14,761,596.67 - Step 4: Simplify right side
26,984,739.67x = 549,719,338,616,989.25 - Step 5: Solve for x
x = 549,719,338,616,989.25/26,984,739.67 - Step 6: Final answer
x = 20,371,489.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.