Finding the Fourth Proportional to 58,708,861.80, 88,063,292.70 and 15,577,981.80
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Solution
The fourth proportional to 58,708,861.80, 88,063,292.70 and 15,577,981.80 is: 23,366,972.70
Step by Step Solution
- Step 1: Write the proportion equation
58,708,861.80 : 88,063,292.70 = 15,577,981.80 : x - Step 2: Convert to fraction form
58,708,861.80/88,063,292.70 = 15,577,981.80/x - Step 3: Cross multiply
58,708,861.80x = 88,063,292.70 × 15,577,981.80 - Step 4: Simplify right side
58,708,861.80x = 1,371,848,370,928,673 - Step 5: Solve for x
x = 1,371,848,370,928,673/58,708,861.80 - Step 6: Final answer
x = 23,366,972.70
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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.