Finding the Fourth Proportional to 88,272,614.72, 121,814,299.50 and 51,104,462.24
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Solution
The fourth proportional to 88,272,614.72, 121,814,299.50 and 51,104,462.24 is: 70,523,052.80
Step by Step Solution
- Step 1: Write the proportion equation
88,272,614.72 : 121,814,299.50 = 51,104,462.24 : x - Step 2: Convert to fraction form
88,272,614.72/121,814,299.50 = 51,104,462.24/x - Step 3: Cross multiply
88,272,614.72x = 121,814,299.50 × 51,104,462.24 - Step 4: Simplify right side
88,272,614.72x = 6,225,254,269,089,801 - Step 5: Solve for x
x = 6,225,254,269,089,801/88,272,614.72 - Step 6: Final answer
x = 70,523,052.80
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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.