Finding the Fourth Proportional to 59,577,787.68, 89,366,686.20 and 19,188,271.68
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Solution
The fourth proportional to 59,577,787.68, 89,366,686.20 and 19,188,271.68 is: 28,782,409.03
Step by Step Solution
- Step 1: Write the proportion equation
59,577,787.68 : 89,366,686.20 = 19,188,271.68 : x - Step 2: Convert to fraction form
59,577,787.68/89,366,686.20 = 19,188,271.68/x - Step 3: Cross multiply
59,577,787.68x = 89,366,686.20 × 19,188,271.68 - Step 4: Simplify right side
59,577,787.68x = 1,714,792,253,946,906.75 - Step 5: Solve for x
x = 1,714,792,253,946,906.75/59,577,787.68 - Step 6: Final answer
x = 28,782,409.03
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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.