Finding the Fourth Proportional to 14,325,313.74, 21,495,435.57 and 6,345,271.50
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Solution
The fourth proportional to 14,325,313.74, 21,495,435.57 and 6,345,271.50 is: 9,521,213.79
Step by Step Solution
- Step 1: Write the proportion equation
14,325,313.74 : 21,495,435.57 = 6,345,271.50 : x - Step 2: Convert to fraction form
14,325,313.74/21,495,435.57 = 6,345,271.50/x - Step 3: Cross multiply
14,325,313.74x = 21,495,435.57 × 6,345,271.50 - Step 4: Simplify right side
14,325,313.74x = 136,394,374,702,407.25 - Step 5: Solve for x
x = 136,394,374,702,407.25/14,325,313.74 - Step 6: Final answer
x = 9,521,213.79
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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.