Finding the Fourth Proportional to 19,898,051.42, 29,799,246.62 and 11,352,480.14
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Solution
The fourth proportional to 19,898,051.42, 29,799,246.62 and 11,352,480.14 is: 17,001,431.36
Step by Step Solution
- Step 1: Write the proportion equation
19,898,051.42 : 29,799,246.62 = 11,352,480.14 : x - Step 2: Convert to fraction form
19,898,051.42/29,799,246.62 = 11,352,480.14/x - Step 3: Cross multiply
19,898,051.42x = 29,799,246.62 × 11,352,480.14 - Step 4: Simplify right side
19,898,051.42x = 338,295,355,440,512.19 - Step 5: Solve for x
x = 338,295,355,440,512.19/19,898,051.42 - Step 6: Final answer
x = 17,001,431.36
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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.