Finding the Fourth Proportional to 8,681,203.44, 13,011,360.04 and 3,211,937.68
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Solution
The fourth proportional to 8,681,203.44, 13,011,360.04 and 3,211,937.68 is: 4,814,041.96
Step by Step Solution
- Step 1: Write the proportion equation
8,681,203.44 : 13,011,360.04 = 3,211,937.68 : x - Step 2: Convert to fraction form
8,681,203.44/13,011,360.04 = 3,211,937.68/x - Step 3: Cross multiply
8,681,203.44x = 13,011,360.04 × 3,211,937.68 - Step 4: Simplify right side
8,681,203.44x = 41,791,677,580,522.30 - Step 5: Solve for x
x = 41,791,677,580,522.30/8,681,203.44 - Step 6: Final answer
x = 4,814,041.96
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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.