Finding the Fourth Proportional to 62,213,109.70, 93,319,664.55 and 53,143,183.30
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Solution
The fourth proportional to 62,213,109.70, 93,319,664.55 and 53,143,183.30 is: 79,714,774.95
Step by Step Solution
- Step 1: Write the proportion equation
62,213,109.70 : 93,319,664.55 = 53,143,183.30 : x - Step 2: Convert to fraction form
62,213,109.70/93,319,664.55 = 53,143,183.30/x - Step 3: Cross multiply
62,213,109.70x = 93,319,664.55 × 53,143,183.30 - Step 4: Simplify right side
62,213,109.70x = 4,959,304,038,675,162 - Step 5: Solve for x
x = 4,959,304,038,675,162/62,213,109.70 - Step 6: Final answer
x = 79,714,774.95
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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.