Finding the Fourth Proportional to 26,642,099.95, 39,964,580.53 and 8,447,713.97
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Solution
The fourth proportional to 26,642,099.95, 39,964,580.53 and 8,447,713.97 is: 12,672,024.57
Step by Step Solution
- Step 1: Write the proportion equation
26,642,099.95 : 39,964,580.53 = 8,447,713.97 : x - Step 2: Convert to fraction form
26,642,099.95/39,964,580.53 = 8,447,713.97/x - Step 3: Cross multiply
26,642,099.95x = 39,964,580.53 × 8,447,713.97 - Step 4: Simplify right side
26,642,099.95x = 337,609,345,075,047.19 - Step 5: Solve for x
x = 337,609,345,075,047.19/26,642,099.95 - Step 6: Final answer
x = 12,672,024.57
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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.