Finding the Fourth Proportional to 23,459,026.56, 32,372,931.84 and 13,668,862.08
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Solution
The fourth proportional to 23,459,026.56, 32,372,931.84 and 13,668,862.08 is: 18,862,723.88
Step by Step Solution
- Step 1: Write the proportion equation
23,459,026.56 : 32,372,931.84 = 13,668,862.08 : x - Step 2: Convert to fraction form
23,459,026.56/32,372,931.84 = 13,668,862.08/x - Step 3: Cross multiply
23,459,026.56x = 32,372,931.84 × 13,668,862.08 - Step 4: Simplify right side
23,459,026.56x = 442,501,140,446,200.62 - Step 5: Solve for x
x = 442,501,140,446,200.62/23,459,026.56 - Step 6: Final answer
x = 18,862,723.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.