Finding the Fourth Proportional to 7,513,960, 10,369,264.80 and 4,294,765.12
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Solution
The fourth proportional to 7,513,960, 10,369,264.80 and 4,294,765.12 is: 5,926,775.87
Step by Step Solution
- Step 1: Write the proportion equation
7,513,960 : 10,369,264.80 = 4,294,765.12 : x - Step 2: Convert to fraction form
7,513,960/10,369,264.80 = 4,294,765.12/x - Step 3: Cross multiply
7,513,960x = 10,369,264.80 × 4,294,765.12 - Step 4: Simplify right side
7,513,960x = 44,533,556,783,083.78 - Step 5: Solve for x
x = 44,533,556,783,083.78/7,513,960 - Step 6: Final answer
x = 5,926,775.87
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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.