Finding the Fourth Proportional to 11,506,827.94, 15,879,389.94 and 6,350,152.60
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Solution
The fourth proportional to 11,506,827.94, 15,879,389.94 and 6,350,152.60 is: 8,763,192.59
Step by Step Solution
- Step 1: Write the proportion equation
11,506,827.94 : 15,879,389.94 = 6,350,152.60 : x - Step 2: Convert to fraction form
11,506,827.94/15,879,389.94 = 6,350,152.60/x - Step 3: Cross multiply
11,506,827.94x = 15,879,389.94 × 6,350,152.60 - Step 4: Simplify right side
11,506,827.94x = 100,836,549,313,904.83 - Step 5: Solve for x
x = 100,836,549,313,904.83/11,506,827.94 - Step 6: Final answer
x = 8,763,192.59
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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.