Finding the Fourth Proportional to 19,154,256.60, 26,433,435.96 and 10,452,991.08
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Solution
The fourth proportional to 19,154,256.60, 26,433,435.96 and 10,452,991.08 is: 14,425,434.31
Step by Step Solution
- Step 1: Write the proportion equation
19,154,256.60 : 26,433,435.96 = 10,452,991.08 : x - Step 2: Convert to fraction form
19,154,256.60/26,433,435.96 = 10,452,991.08/x - Step 3: Cross multiply
19,154,256.60x = 26,433,435.96 × 10,452,991.08 - Step 4: Simplify right side
19,154,256.60x = 276,308,470,303,631.25 - Step 5: Solve for x
x = 276,308,470,303,631.25/19,154,256.60 - Step 6: Final answer
x = 14,425,434.31
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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.