Finding the Fourth Proportional to 64,650,276.18, 96,973,052.28 and 19,210,889.70
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Solution
The fourth proportional to 64,650,276.18, 96,973,052.28 and 19,210,889.70 is: 28,815,632.68
Step by Step Solution
- Step 1: Write the proportion equation
64,650,276.18 : 96,973,052.28 = 19,210,889.70 : x - Step 2: Convert to fraction form
64,650,276.18/96,973,052.28 = 19,210,889.70/x - Step 3: Cross multiply
64,650,276.18x = 96,973,052.28 × 19,210,889.70 - Step 4: Simplify right side
64,650,276.18x = 1,862,938,611,223,413.50 - Step 5: Solve for x
x = 1,862,938,611,223,413.50/64,650,276.18 - Step 6: Final answer
x = 28,815,632.68
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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.