Finding the Fourth Proportional to 10,038,725.12, 15,058,743.04 and 7,351,093.76
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Solution
The fourth proportional to 10,038,725.12, 15,058,743.04 and 7,351,093.76 is: 11,027,120.54
Step by Step Solution
- Step 1: Write the proportion equation
10,038,725.12 : 15,058,743.04 = 7,351,093.76 : x - Step 2: Convert to fraction form
10,038,725.12/15,058,743.04 = 7,351,093.76/x - Step 3: Cross multiply
10,038,725.12x = 15,058,743.04 × 7,351,093.76 - Step 4: Simplify right side
10,038,725.12x = 110,698,231,994,787.42 - Step 5: Solve for x
x = 110,698,231,994,787.42/10,038,725.12 - Step 6: Final answer
x = 11,027,120.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.