Finding the Fourth Proportional to 49,774,547.14, 68,685,367.53 and 27,747,072.20
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Solution
The fourth proportional to 49,774,547.14, 68,685,367.53 and 27,747,072.20 is: 38,289,004.35
Step by Step Solution
- Step 1: Write the proportion equation
49,774,547.14 : 68,685,367.53 = 27,747,072.20 : x - Step 2: Convert to fraction form
49,774,547.14/68,685,367.53 = 27,747,072.20/x - Step 3: Cross multiply
49,774,547.14x = 68,685,367.53 × 27,747,072.20 - Step 4: Simplify right side
49,774,547.14x = 1,905,817,851,938,445.75 - Step 5: Solve for x
x = 1,905,817,851,938,445.75/49,774,547.14 - Step 6: Final answer
x = 38,289,004.35
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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.