Finding the Fourth Proportional to 12,337,652.70, 18,506,479.05 and 3,362,204.70
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Solution
The fourth proportional to 12,337,652.70, 18,506,479.05 and 3,362,204.70 is: 5,043,307.05
Step by Step Solution
- Step 1: Write the proportion equation
12,337,652.70 : 18,506,479.05 = 3,362,204.70 : x - Step 2: Convert to fraction form
12,337,652.70/18,506,479.05 = 3,362,204.70/x - Step 3: Cross multiply
12,337,652.70x = 18,506,479.05 × 3,362,204.70 - Step 4: Simplify right side
12,337,652.70x = 62,222,570,842,361.54 - Step 5: Solve for x
x = 62,222,570,842,361.54/12,337,652.70 - Step 6: Final answer
x = 5,043,307.05
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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.