Finding the Fourth Proportional to 19,557,940.08, 26,991,665.28 and 11,411,802.48
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Solution
The fourth proportional to 19,557,940.08, 26,991,665.28 and 11,411,802.48 is: 15,749,284.00
Step by Step Solution
- Step 1: Write the proportion equation
19,557,940.08 : 26,991,665.28 = 11,411,802.48 : x - Step 2: Convert to fraction form
19,557,940.08/26,991,665.28 = 11,411,802.48/x - Step 3: Cross multiply
19,557,940.08x = 26,991,665.28 × 11,411,802.48 - Step 4: Simplify right side
19,557,940.08x = 308,023,552,781,633.94 - Step 5: Solve for x
x = 308,023,552,781,633.94/19,557,940.08 - Step 6: Final answer
x = 15,749,284.00
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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.