Finding the Fourth Proportional to 13,153,072.14, 19,747,499.49 and 7,399,854.36
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Solution
The fourth proportional to 13,153,072.14, 19,747,499.49 and 7,399,854.36 is: 11,109,847.09
Step by Step Solution
- Step 1: Write the proportion equation
13,153,072.14 : 19,747,499.49 = 7,399,854.36 : x - Step 2: Convert to fraction form
13,153,072.14/19,747,499.49 = 7,399,854.36/x - Step 3: Cross multiply
13,153,072.14x = 19,747,499.49 × 7,399,854.36 - Step 4: Simplify right side
13,153,072.14x = 146,128,620,200,174.28 - Step 5: Solve for x
x = 146,128,620,200,174.28/13,153,072.14 - Step 6: Final answer
x = 11,109,847.09
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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.