Finding the Fourth Proportional to 35,876,449.36, 49,509,485.76 and 19,578,925.36
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Solution
The fourth proportional to 35,876,449.36, 49,509,485.76 and 19,578,925.36 is: 27,018,909.16
Step by Step Solution
- Step 1: Write the proportion equation
35,876,449.36 : 49,509,485.76 = 19,578,925.36 : x - Step 2: Convert to fraction form
35,876,449.36/49,509,485.76 = 19,578,925.36/x - Step 3: Cross multiply
35,876,449.36x = 49,509,485.76 × 19,578,925.36 - Step 4: Simplify right side
35,876,449.36x = 969,342,526,307,022.75 - Step 5: Solve for x
x = 969,342,526,307,022.75/35,876,449.36 - Step 6: Final answer
x = 27,018,909.16
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.