Finding the Fourth Proportional to 24,155,703.98, 36,256,257.24 and 12,649,430.02
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Solution
The fourth proportional to 24,155,703.98, 36,256,257.24 and 12,649,430.02 is: 18,986,032.82
Step by Step Solution
- Step 1: Write the proportion equation
24,155,703.98 : 36,256,257.24 = 12,649,430.02 : x - Step 2: Convert to fraction form
24,155,703.98/36,256,257.24 = 12,649,430.02/x - Step 3: Cross multiply
24,155,703.98x = 36,256,257.24 × 12,649,430.02 - Step 4: Simplify right side
24,155,703.98x = 458,620,988,499,969.94 - Step 5: Solve for x
x = 458,620,988,499,969.94/24,155,703.98 - Step 6: Final answer
x = 18,986,032.82
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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.