Finding the Fourth Proportional to 26,802,428.47, 40,102,187.99 and 15,878,481.13
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Solution
The fourth proportional to 26,802,428.47, 40,102,187.99 and 15,878,481.13 is: 23,757,617.19
Step by Step Solution
- Step 1: Write the proportion equation
26,802,428.47 : 40,102,187.99 = 15,878,481.13 : x - Step 2: Convert to fraction form
26,802,428.47/40,102,187.99 = 15,878,481.13/x - Step 3: Cross multiply
26,802,428.47x = 40,102,187.99 × 15,878,481.13 - Step 4: Simplify right side
26,802,428.47x = 636,761,835,330,979.38 - Step 5: Solve for x
x = 636,761,835,330,979.38/26,802,428.47 - Step 6: Final answer
x = 23,757,617.19
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.