Finding the Fourth Proportional to 13,235,267.99, 19,848,438.73 and 5,035,963.75
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Solution
The fourth proportional to 13,235,267.99, 19,848,438.73 and 5,035,963.75 is: 7,552,247.38
Step by Step Solution
- Step 1: Write the proportion equation
13,235,267.99 : 19,848,438.73 = 5,035,963.75 : x - Step 2: Convert to fraction form
13,235,267.99/19,848,438.73 = 5,035,963.75/x - Step 3: Cross multiply
13,235,267.99x = 19,848,438.73 × 5,035,963.75 - Step 4: Simplify right side
13,235,267.99x = 99,956,017,938,376.05 - Step 5: Solve for x
x = 99,956,017,938,376.05/13,235,267.99 - Step 6: Final answer
x = 7,552,247.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.