Finding the Fourth Proportional to 19,939,334.44, 29,908,990.62 and 4,793,260.84
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Solution
The fourth proportional to 19,939,334.44, 29,908,990.62 and 4,793,260.84 is: 7,189,888.61
Step by Step Solution
- Step 1: Write the proportion equation
19,939,334.44 : 29,908,990.62 = 4,793,260.84 : x - Step 2: Convert to fraction form
19,939,334.44/29,908,990.62 = 4,793,260.84/x - Step 3: Cross multiply
19,939,334.44x = 29,908,990.62 × 4,793,260.84 - Step 4: Simplify right side
19,939,334.44x = 143,361,593,502,773.31 - Step 5: Solve for x
x = 143,361,593,502,773.31/19,939,334.44 - Step 6: Final answer
x = 7,189,888.61
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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.