Finding the Fourth Proportional to 10,366,553.55, 15,556,828.73 and 6,763,543.95
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Solution
The fourth proportional to 10,366,553.55, 15,556,828.73 and 6,763,543.95 is: 10,149,881.96
Step by Step Solution
- Step 1: Write the proportion equation
10,366,553.55 : 15,556,828.73 = 6,763,543.95 : x - Step 2: Convert to fraction form
10,366,553.55/15,556,828.73 = 6,763,543.95/x - Step 3: Cross multiply
10,366,553.55x = 15,556,828.73 × 6,763,543.95 - Step 4: Simplify right side
10,366,553.55x = 105,219,294,837,977.69 - Step 5: Solve for x
x = 105,219,294,837,977.69/10,366,553.55 - Step 6: Final answer
x = 10,149,881.96
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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.