Finding the Fourth Proportional to 23,208,293.96, 32,001,617.94 and 15,867,317.96
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Solution
The fourth proportional to 23,208,293.96, 32,001,617.94 and 15,867,317.96 is: 21,879,240.58
Step by Step Solution
- Step 1: Write the proportion equation
23,208,293.96 : 32,001,617.94 = 15,867,317.96 : x - Step 2: Convert to fraction form
23,208,293.96/32,001,617.94 = 15,867,317.96/x - Step 3: Cross multiply
23,208,293.96x = 32,001,617.94 × 15,867,317.96 - Step 4: Simplify right side
23,208,293.96x = 507,779,847,088,420.25 - Step 5: Solve for x
x = 507,779,847,088,420.25/23,208,293.96 - Step 6: Final answer
x = 21,879,240.58
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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.