Finding the Fourth Proportional to 61,624,839.80, 92,437,259.70 and 43,708,935.80
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Solution
The fourth proportional to 61,624,839.80, 92,437,259.70 and 43,708,935.80 is: 65,563,403.70
Step by Step Solution
- Step 1: Write the proportion equation
61,624,839.80 : 92,437,259.70 = 43,708,935.80 : x - Step 2: Convert to fraction form
61,624,839.80/92,437,259.70 = 43,708,935.80/x - Step 3: Cross multiply
61,624,839.80x = 92,437,259.70 × 43,708,935.80 - Step 4: Simplify right side
61,624,839.80x = 4,040,334,249,755,227 - Step 5: Solve for x
x = 4,040,334,249,755,227/61,624,839.80 - Step 6: Final answer
x = 65,563,403.70
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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.