Finding the Fourth Proportional to 7,409,863.79, 11,113,240.48 and 2,089,835.63
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Solution
The fourth proportional to 7,409,863.79, 11,113,240.48 and 2,089,835.63 is: 3,134,314.82
Step by Step Solution
- Step 1: Write the proportion equation
7,409,863.79 : 11,113,240.48 = 2,089,835.63 : x - Step 2: Convert to fraction form
7,409,863.79/11,113,240.48 = 2,089,835.63/x - Step 3: Cross multiply
7,409,863.79x = 11,113,240.48 × 2,089,835.63 - Step 4: Simplify right side
7,409,863.79x = 23,224,845,859,071.51 - Step 5: Solve for x
x = 23,224,845,859,071.51/7,409,863.79 - Step 6: Final answer
x = 3,134,314.82
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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.