Finding the Fourth Proportional to 24,720,128.83, 34,110,642.26 and 13,553,683.30
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Solution
The fourth proportional to 24,720,128.83, 34,110,642.26 and 13,553,683.30 is: 18,702,363.79
Step by Step Solution
- Step 1: Write the proportion equation
24,720,128.83 : 34,110,642.26 = 13,553,683.30 : x - Step 2: Convert to fraction form
24,720,128.83/34,110,642.26 = 13,553,683.30/x - Step 3: Cross multiply
24,720,128.83x = 34,110,642.26 × 13,553,683.30 - Step 4: Simplify right side
24,720,128.83x = 462,324,842,300,243.88 - Step 5: Solve for x
x = 462,324,842,300,243.88/24,720,128.83 - Step 6: Final answer
x = 18,702,363.79
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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.