Finding the Fourth Proportional to 19,602,903.96, 27,048,043.26 and 11,452,567.32
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Solution
The fourth proportional to 19,602,903.96, 27,048,043.26 and 11,452,567.32 is: 15,802,226.90
Step by Step Solution
- Step 1: Write the proportion equation
19,602,903.96 : 27,048,043.26 = 11,452,567.32 : x - Step 2: Convert to fraction form
19,602,903.96/27,048,043.26 = 11,452,567.32/x - Step 3: Cross multiply
19,602,903.96x = 27,048,043.26 × 11,452,567.32 - Step 4: Simplify right side
19,602,903.96x = 309,769,536,309,422.31 - Step 5: Solve for x
x = 309,769,536,309,422.31/19,602,903.96 - Step 6: Final answer
x = 15,802,226.90
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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.