Finding the Fourth Proportional to 51,316,528.08, 70,816,244.88 and 27,794,479.68
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Solution
The fourth proportional to 51,316,528.08, 70,816,244.88 and 27,794,479.68 is: 38,356,076.55
Step by Step Solution
- Step 1: Write the proportion equation
51,316,528.08 : 70,816,244.88 = 27,794,479.68 : x - Step 2: Convert to fraction form
51,316,528.08/70,816,244.88 = 27,794,479.68/x - Step 3: Cross multiply
51,316,528.08x = 70,816,244.88 × 27,794,479.68 - Step 4: Simplify right side
51,316,528.08x = 1,968,300,679,331,064 - Step 5: Solve for x
x = 1,968,300,679,331,064/51,316,528.08 - Step 6: Final answer
x = 38,356,076.55
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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.