Finding the Fourth Proportional to 26,494,903.76, 39,738,369.36 and 16,976,795.36
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Solution
The fourth proportional to 26,494,903.76, 39,738,369.36 and 16,976,795.36 is: 25,462,638.80
Step by Step Solution
- Step 1: Write the proportion equation
26,494,903.76 : 39,738,369.36 = 16,976,795.36 : x - Step 2: Convert to fraction form
26,494,903.76/39,738,369.36 = 16,976,795.36/x - Step 3: Cross multiply
26,494,903.76x = 39,738,369.36 × 16,976,795.36 - Step 4: Simplify right side
26,494,903.76x = 674,630,164,564,814.12 - Step 5: Solve for x
x = 674,630,164,564,814.12/26,494,903.76 - Step 6: Final answer
x = 25,462,638.80
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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.