Finding the Fourth Proportional to 11,095,853.76, 15,312,751.08 and 6,201,075.70
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Solution
The fourth proportional to 11,095,853.76, 15,312,751.08 and 6,201,075.70 is: 8,557,748.75
Step by Step Solution
- Step 1: Write the proportion equation
11,095,853.76 : 15,312,751.08 = 6,201,075.70 : x - Step 2: Convert to fraction form
11,095,853.76/15,312,751.08 = 6,201,075.70/x - Step 3: Cross multiply
11,095,853.76x = 15,312,751.08 × 6,201,075.70 - Step 4: Simplify right side
11,095,853.76x = 94,955,528,591,331.38 - Step 5: Solve for x
x = 94,955,528,591,331.38/11,095,853.76 - Step 6: Final answer
x = 8,557,748.75
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1.5x scale
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.