Finding the Fourth Proportional to 12,551,973.08, 18,819,364.20 and 6,392,030.84
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Solution
The fourth proportional to 12,551,973.08, 18,819,364.20 and 6,392,030.84 is: 9,583,669.09
Step by Step Solution
- Step 1: Write the proportion equation
12,551,973.08 : 18,819,364.20 = 6,392,030.84 : x - Step 2: Convert to fraction form
12,551,973.08/18,819,364.20 = 6,392,030.84/x - Step 3: Cross multiply
12,551,973.08x = 18,819,364.20 × 6,392,030.84 - Step 4: Simplify right side
12,551,973.08x = 120,293,956,413,956.53 - Step 5: Solve for x
x = 120,293,956,413,956.53/12,551,973.08 - Step 6: Final answer
x = 9,583,669.09
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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.