Finding the Fourth Proportional to 26,618,420.48, 36,733,530.96 and 14,395,277.48
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Solution
The fourth proportional to 26,618,420.48, 36,733,530.96 and 14,395,277.48 is: 19,865,542.79
Step by Step Solution
- Step 1: Write the proportion equation
26,618,420.48 : 36,733,530.96 = 14,395,277.48 : x - Step 2: Convert to fraction form
26,618,420.48/36,733,530.96 = 14,395,277.48/x - Step 3: Cross multiply
26,618,420.48x = 36,733,530.96 × 14,395,277.48 - Step 4: Simplify right side
26,618,420.48x = 528,789,370,989,370.81 - Step 5: Solve for x
x = 528,789,370,989,370.81/26,618,420.48 - Step 6: Final answer
x = 19,865,542.79
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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.