Finding the Fourth Proportional to 29,142,282.96, 40,216,407.12 and 16,089,567.12
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Solution
The fourth proportional to 29,142,282.96, 40,216,407.12 and 16,089,567.12 is: 22,203,633.89
Step by Step Solution
- Step 1: Write the proportion equation
29,142,282.96 : 40,216,407.12 = 16,089,567.12 : x - Step 2: Convert to fraction form
29,142,282.96/40,216,407.12 = 16,089,567.12/x - Step 3: Cross multiply
29,142,282.96x = 40,216,407.12 × 16,089,567.12 - Step 4: Simplify right side
29,142,282.96x = 647,064,581,682,485.88 - Step 5: Solve for x
x = 647,064,581,682,485.88/29,142,282.96 - Step 6: Final answer
x = 22,203,633.89
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1.5x scale
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.