Finding the Fourth Proportional to 68,032,828.06, 102,034,129.92 and 19,510,471.42
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Solution
The fourth proportional to 68,032,828.06, 102,034,129.92 and 19,510,471.42 is: 29,261,373.26
Step by Step Solution
- Step 1: Write the proportion equation
68,032,828.06 : 102,034,129.92 = 19,510,471.42 : x - Step 2: Convert to fraction form
68,032,828.06/102,034,129.92 = 19,510,471.42/x - Step 3: Cross multiply
68,032,828.06x = 102,034,129.92 × 19,510,471.42 - Step 4: Simplify right side
68,032,828.06x = 1,990,733,975,668,727 - Step 5: Solve for x
x = 1,990,733,975,668,727/68,032,828.06 - Step 6: Final answer
x = 29,261,373.26
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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.