Finding the Fourth Proportional to 35,293,199.65, 48,696,635.61 and 21,354,208.11
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Solution
The fourth proportional to 35,293,199.65, 48,696,635.61 and 21,354,208.11 is: 29,463,978.93
Step by Step Solution
- Step 1: Write the proportion equation
35,293,199.65 : 48,696,635.61 = 21,354,208.11 : x - Step 2: Convert to fraction form
35,293,199.65/48,696,635.61 = 21,354,208.11/x - Step 3: Cross multiply
35,293,199.65x = 48,696,635.61 × 21,354,208.11 - Step 4: Simplify right side
35,293,199.65x = 1,039,878,090,875,745.12 - Step 5: Solve for x
x = 1,039,878,090,875,745.12/35,293,199.65 - Step 6: Final answer
x = 29,463,978.93
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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.