Finding the Fourth Proportional to 60,578,625.40, 90,899,430.90 and 26,503,415.80
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Solution
The fourth proportional to 60,578,625.40, 90,899,430.90 and 26,503,415.80 is: 39,768,901.94
Step by Step Solution
- Step 1: Write the proportion equation
60,578,625.40 : 90,899,430.90 = 26,503,415.80 : x - Step 2: Convert to fraction form
60,578,625.40/90,899,430.90 = 26,503,415.80/x - Step 3: Cross multiply
60,578,625.40x = 90,899,430.90 × 26,503,415.80 - Step 4: Simplify right side
60,578,625.40x = 2,409,145,413,126,068.50 - Step 5: Solve for x
x = 2,409,145,413,126,068.50/60,578,625.40 - Step 6: Final answer
x = 39,768,901.94
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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.