Finding the Fourth Proportional to 10,261,365.60, 15,382,425.60 and 3,875,908.80
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Solution
The fourth proportional to 10,261,365.60, 15,382,425.60 and 3,875,908.80 is: 5,810,228.49
Step by Step Solution
- Step 1: Write the proportion equation
10,261,365.60 : 15,382,425.60 = 3,875,908.80 : x - Step 2: Convert to fraction form
10,261,365.60/15,382,425.60 = 3,875,908.80/x - Step 3: Cross multiply
10,261,365.60x = 15,382,425.60 × 3,875,908.80 - Step 4: Simplify right side
10,261,365.60x = 59,620,878,748,385.27 - Step 5: Solve for x
x = 59,620,878,748,385.27/10,261,365.60 - Step 6: Final answer
x = 5,810,228.49
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1.5x scale
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.