Finding the Fourth Proportional to 14,256,302.70, 21,322,246.05 and 12,750,869.10
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Solution
The fourth proportional to 14,256,302.70, 21,322,246.05 and 12,750,869.10 is: 19,070,664.68
Step by Step Solution
- Step 1: Write the proportion equation
14,256,302.70 : 21,322,246.05 = 12,750,869.10 : x - Step 2: Convert to fraction form
14,256,302.70/21,322,246.05 = 12,750,869.10/x - Step 3: Cross multiply
14,256,302.70x = 21,322,246.05 × 12,750,869.10 - Step 4: Simplify right side
14,256,302.70x = 271,877,168,301,542.06 - Step 5: Solve for x
x = 271,877,168,301,542.06/14,256,302.70 - Step 6: Final answer
x = 19,070,664.68
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.