Finding the Fourth Proportional to 65,241,972.82, 97,798,317.36 and 30,636,427.26
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Solution
The fourth proportional to 65,241,972.82, 97,798,317.36 and 30,636,427.26 is: 45,924,286.26
Step by Step Solution
- Step 1: Write the proportion equation
65,241,972.82 : 97,798,317.36 = 30,636,427.26 : x - Step 2: Convert to fraction form
65,241,972.82/97,798,317.36 = 30,636,427.26/x - Step 3: Cross multiply
65,241,972.82x = 97,798,317.36 × 30,636,427.26 - Step 4: Simplify right side
65,241,972.82x = 2,996,191,036,201,892.50 - Step 5: Solve for x
x = 2,996,191,036,201,892.50/65,241,972.82 - Step 6: Final answer
x = 45,924,286.26
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.