Finding the Fourth Proportional to 12,336,903.29, 18,492,232.92 and 4,657,285.59
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Solution
The fourth proportional to 12,336,903.29, 18,492,232.92 and 4,657,285.59 is: 6,980,974.71
Step by Step Solution
- Step 1: Write the proportion equation
12,336,903.29 : 18,492,232.92 = 4,657,285.59 : x - Step 2: Convert to fraction form
12,336,903.29/18,492,232.92 = 4,657,285.59/x - Step 3: Cross multiply
12,336,903.29x = 18,492,232.92 × 4,657,285.59 - Step 4: Simplify right side
12,336,903.29x = 86,123,609,905,239.62 - Step 5: Solve for x
x = 86,123,609,905,239.62/12,336,903.29 - Step 6: Final answer
x = 6,980,974.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.