Finding the Fourth Proportional to 11,405,242.75, 15,735,359.95 and 6,506,945.95
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Solution
The fourth proportional to 11,405,242.75, 15,735,359.95 and 6,506,945.95 is: 8,977,374.61
Step by Step Solution
- Step 1: Write the proportion equation
11,405,242.75 : 15,735,359.95 = 6,506,945.95 : x - Step 2: Convert to fraction form
11,405,242.75/15,735,359.95 = 6,506,945.95/x - Step 3: Cross multiply
11,405,242.75x = 15,735,359.95 × 6,506,945.95 - Step 4: Simplify right side
11,405,242.75x = 102,389,136,698,444.70 - Step 5: Solve for x
x = 102,389,136,698,444.70/11,405,242.75 - Step 6: Final answer
x = 8,977,374.61
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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.