Finding the Fourth Proportional to 68,241,305.79, 94,172,995.04 and 37,301,598.63
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Solution
The fourth proportional to 68,241,305.79, 94,172,995.04 and 37,301,598.63 is: 51,476,202.31
Step by Step Solution
- Step 1: Write the proportion equation
68,241,305.79 : 94,172,995.04 = 37,301,598.63 : x - Step 2: Convert to fraction form
68,241,305.79/94,172,995.04 = 37,301,598.63/x - Step 3: Cross multiply
68,241,305.79x = 94,172,995.04 × 37,301,598.63 - Step 4: Simplify right side
68,241,305.79x = 3,512,803,262,580,553 - Step 5: Solve for x
x = 3,512,803,262,580,553/68,241,305.79 - Step 6: Final answer
x = 51,476,202.31
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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.