Finding the Fourth Proportional to 18,968,835.84, 28,438,944 and 6,181,704.96
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Solution
The fourth proportional to 18,968,835.84, 28,438,944 and 6,181,704.96 is: 9,267,894.07
Step by Step Solution
- Step 1: Write the proportion equation
18,968,835.84 : 28,438,944 = 6,181,704.96 : x - Step 2: Convert to fraction form
18,968,835.84/28,438,944 = 6,181,704.96/x - Step 3: Cross multiply
18,968,835.84x = 28,438,944 × 6,181,704.96 - Step 4: Simplify right side
18,968,835.84x = 175,801,161,181,962.25 - Step 5: Solve for x
x = 175,801,161,181,962.25/18,968,835.84 - Step 6: Final answer
x = 9,267,894.07
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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.