Finding the Fourth Proportional to 81,684,908.68, 112,725,193.74 and 44,515,199.33
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Solution
The fourth proportional to 81,684,908.68, 112,725,193.74 and 44,515,199.33 is: 61,430,985.85
Step by Step Solution
- Step 1: Write the proportion equation
81,684,908.68 : 112,725,193.74 = 44,515,199.33 : x - Step 2: Convert to fraction form
81,684,908.68/112,725,193.74 = 44,515,199.33/x - Step 3: Cross multiply
81,684,908.68x = 112,725,193.74 × 44,515,199.33 - Step 4: Simplify right side
81,684,908.68x = 5,017,984,468,848,968 - Step 5: Solve for x
x = 5,017,984,468,848,968/81,684,908.68 - Step 6: Final answer
x = 61,430,985.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.