Finding the Fourth Proportional to 22,837,577.49, 31,512,953.07 and 13,048,655.40
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Solution
The fourth proportional to 22,837,577.49, 31,512,953.07 and 13,048,655.40 is: 18,005,485.28
Step by Step Solution
- Step 1: Write the proportion equation
22,837,577.49 : 31,512,953.07 = 13,048,655.40 : x - Step 2: Convert to fraction form
22,837,577.49/31,512,953.07 = 13,048,655.40/x - Step 3: Cross multiply
22,837,577.49x = 31,512,953.07 × 13,048,655.40 - Step 4: Simplify right side
22,837,577.49x = 411,201,665,246,802.06 - Step 5: Solve for x
x = 411,201,665,246,802.06/22,837,577.49 - Step 6: Final answer
x = 18,005,485.28
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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.