Finding the Fourth Proportional to 8,471,737.68, 11,692,698.48 and 5,033,316.84
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Solution
The fourth proportional to 8,471,737.68, 11,692,698.48 and 5,033,316.84 is: 6,946,987.55
Step by Step Solution
- Step 1: Write the proportion equation
8,471,737.68 : 11,692,698.48 = 5,033,316.84 : x - Step 2: Convert to fraction form
8,471,737.68/11,692,698.48 = 5,033,316.84/x - Step 3: Cross multiply
8,471,737.68x = 11,692,698.48 × 5,033,316.84 - Step 4: Simplify right side
8,471,737.68x = 58,853,056,164,426.41 - Step 5: Solve for x
x = 58,853,056,164,426.41/8,471,737.68 - Step 6: Final answer
x = 6,946,987.55
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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.