Finding the Fourth Proportional to 7,409,991.66, 11,113,432.29 and 2,089,963.50
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Solution
The fourth proportional to 7,409,991.66, 11,113,432.29 and 2,089,963.50 is: 3,134,506.61
Step by Step Solution
- Step 1: Write the proportion equation
7,409,991.66 : 11,113,432.29 = 2,089,963.50 : x - Step 2: Convert to fraction form
7,409,991.66/11,113,432.29 = 2,089,963.50/x - Step 3: Cross multiply
7,409,991.66x = 11,113,432.29 × 2,089,963.50 - Step 4: Simplify right side
7,409,991.66x = 23,226,667,845,821.41 - Step 5: Solve for x
x = 23,226,667,845,821.41/7,409,991.66 - Step 6: Final answer
x = 3,134,506.61
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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.