Finding the Fourth Proportional to 8,389,263.41, 12,583,902.18 and 4,011,372.68
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Solution
The fourth proportional to 8,389,263.41, 12,583,902.18 and 4,011,372.68 is: 6,017,062.39
Step by Step Solution
- Step 1: Write the proportion equation
8,389,263.41 : 12,583,902.18 = 4,011,372.68 : x - Step 2: Convert to fraction form
8,389,263.41/12,583,902.18 = 4,011,372.68/x - Step 3: Cross multiply
8,389,263.41x = 12,583,902.18 × 4,011,372.68 - Step 4: Simplify right side
8,389,263.41x = 50,478,721,349,724.93 - Step 5: Solve for x
x = 50,478,721,349,724.93/8,389,263.41 - Step 6: Final answer
x = 6,017,062.39
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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.