Finding the Fourth Proportional to 26,098,405.12, 39,132,851.60 and 8,586,223.36
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Solution
The fourth proportional to 26,098,405.12, 39,132,851.60 and 8,586,223.36 is: 12,874,480.38
Step by Step Solution
- Step 1: Write the proportion equation
26,098,405.12 : 39,132,851.60 = 8,586,223.36 : x - Step 2: Convert to fraction form
26,098,405.12/39,132,851.60 = 8,586,223.36/x - Step 3: Cross multiply
26,098,405.12x = 39,132,851.60 × 8,586,223.36 - Step 4: Simplify right side
26,098,405.12x = 336,003,404,528,315.62 - Step 5: Solve for x
x = 336,003,404,528,315.62/26,098,405.12 - Step 6: Final answer
x = 12,874,480.38
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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.