Finding the Fourth Proportional to 13,164,445.81, 19,747,535.28 and 3,449,296.63
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Solution
The fourth proportional to 13,164,445.81, 19,747,535.28 and 3,449,296.63 is: 5,174,172.00
Step by Step Solution
- Step 1: Write the proportion equation
13,164,445.81 : 19,747,535.28 = 3,449,296.63 : x - Step 2: Convert to fraction form
13,164,445.81/19,747,535.28 = 3,449,296.63/x - Step 3: Cross multiply
13,164,445.81x = 19,747,535.28 × 3,449,296.63 - Step 4: Simplify right side
13,164,445.81x = 68,115,106,892,110.11 - Step 5: Solve for x
x = 68,115,106,892,110.11/13,164,445.81 - Step 6: Final answer
x = 5,174,172.00
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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.