Finding the Fourth Proportional to 81,227,055.36, 121,828,598.28 and 23,703,881.52
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Solution
The fourth proportional to 81,227,055.36, 121,828,598.28 and 23,703,881.52 is: 35,552,324.86
Step by Step Solution
- Step 1: Write the proportion equation
81,227,055.36 : 121,828,598.28 = 23,703,881.52 : x - Step 2: Convert to fraction form
81,227,055.36/121,828,598.28 = 23,703,881.52/x - Step 3: Cross multiply
81,227,055.36x = 121,828,598.28 × 23,703,881.52 - Step 4: Simplify right side
81,227,055.36x = 2,887,810,659,376,796 - Step 5: Solve for x
x = 2,887,810,659,376,796/81,227,055.36 - Step 6: Final answer
x = 35,552,324.86
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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.