Finding the Fourth Proportional to 11,450,972.34, 15,802,164.72 and 6,294,223.08
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Solution
The fourth proportional to 11,450,972.34, 15,802,164.72 and 6,294,223.08 is: 8,685,930.50
Step by Step Solution
- Step 1: Write the proportion equation
11,450,972.34 : 15,802,164.72 = 6,294,223.08 : x - Step 2: Convert to fraction form
11,450,972.34/15,802,164.72 = 6,294,223.08/x - Step 3: Cross multiply
11,450,972.34x = 15,802,164.72 × 6,294,223.08 - Step 4: Simplify right side
11,450,972.34x = 99,462,349,894,585.75 - Step 5: Solve for x
x = 99,462,349,894,585.75/11,450,972.34 - Step 6: Final answer
x = 8,685,930.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.