Finding the Fourth Proportional to 51,176,276.06, 70,622,220.65 and 27,971,569.13
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Solution
The fourth proportional to 51,176,276.06, 70,622,220.65 and 27,971,569.13 is: 38,600,196.79
Step by Step Solution
- Step 1: Write the proportion equation
51,176,276.06 : 70,622,220.65 = 27,971,569.13 : x - Step 2: Convert to fraction form
51,176,276.06/70,622,220.65 = 27,971,569.13/x - Step 3: Cross multiply
51,176,276.06x = 70,622,220.65 × 27,971,569.13 - Step 4: Simplify right side
51,176,276.06x = 1,975,414,326,532,619.50 - Step 5: Solve for x
x = 1,975,414,326,532,619.50/51,176,276.06 - Step 6: Final answer
x = 38,600,196.79
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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.