Finding the Fourth Proportional to 64,754,624.60, 97,005,965.70 and 39,119,485.40
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Solution
The fourth proportional to 64,754,624.60, 97,005,965.70 and 39,119,485.40 is: 58,603,126.53
Step by Step Solution
- Step 1: Write the proportion equation
64,754,624.60 : 97,005,965.70 = 39,119,485.40 : x - Step 2: Convert to fraction form
64,754,624.60/97,005,965.70 = 39,119,485.40/x - Step 3: Cross multiply
64,754,624.60x = 97,005,965.70 × 39,119,485.40 - Step 4: Simplify right side
64,754,624.60x = 3,794,823,458,914,051 - Step 5: Solve for x
x = 3,794,823,458,914,051/64,754,624.60 - Step 6: Final answer
x = 58,603,126.53
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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.