Finding the Fourth Proportional to 17,496,787.70, 26,245,181.55 and 9,938,515.70
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Solution
The fourth proportional to 17,496,787.70, 26,245,181.55 and 9,938,515.70 is: 14,907,773.55
Step by Step Solution
- Step 1: Write the proportion equation
17,496,787.70 : 26,245,181.55 = 9,938,515.70 : x - Step 2: Convert to fraction form
17,496,787.70/26,245,181.55 = 9,938,515.70/x - Step 3: Cross multiply
17,496,787.70x = 26,245,181.55 × 9,938,515.70 - Step 4: Simplify right side
17,496,787.70x = 260,838,148,884,025.31 - Step 5: Solve for x
x = 260,838,148,884,025.31/17,496,787.70 - Step 6: Final answer
x = 14,907,773.55
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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.