Finding the Fourth Proportional to 8,697,989.07, 13,041,814.95 and 3,307,034.07
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Solution
The fourth proportional to 8,697,989.07, 13,041,814.95 and 3,307,034.07 is: 4,958,585.95
Step by Step Solution
- Step 1: Write the proportion equation
8,697,989.07 : 13,041,814.95 = 3,307,034.07 : x - Step 2: Convert to fraction form
8,697,989.07/13,041,814.95 = 3,307,034.07/x - Step 3: Cross multiply
8,697,989.07x = 13,041,814.95 × 3,307,034.07 - Step 4: Simplify right side
8,697,989.07x = 43,129,726,374,285.34 - Step 5: Solve for x
x = 43,129,726,374,285.34/8,697,989.07 - Step 6: Final answer
x = 4,958,585.95
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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.