Finding the Fourth Proportional to 23,104,499.36, 31,889,567.76 and 15,369,867.68
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Solution
The fourth proportional to 23,104,499.36, 31,889,567.76 and 15,369,867.68 is: 21,213,982.14
Step by Step Solution
- Step 1: Write the proportion equation
23,104,499.36 : 31,889,567.76 = 15,369,867.68 : x - Step 2: Convert to fraction form
23,104,499.36/31,889,567.76 = 15,369,867.68/x - Step 3: Cross multiply
23,104,499.36x = 31,889,567.76 × 15,369,867.68 - Step 4: Simplify right side
23,104,499.36x = 490,138,436,843,594 - Step 5: Solve for x
x = 490,138,436,843,594/23,104,499.36 - Step 6: Final answer
x = 21,213,982.14
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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.