Finding the Fourth Proportional to 7,359,033.91, 11,037,681.58 and 1,968,102.18
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Solution
The fourth proportional to 7,359,033.91, 11,037,681.58 and 1,968,102.18 is: 2,951,920.78
Step by Step Solution
- Step 1: Write the proportion equation
7,359,033.91 : 11,037,681.58 = 1,968,102.18 : x - Step 2: Convert to fraction form
7,359,033.91/11,037,681.58 = 1,968,102.18/x - Step 3: Cross multiply
7,359,033.91x = 11,037,681.58 × 1,968,102.18 - Step 4: Simplify right side
7,359,033.91x = 21,723,285,114,714.93 - Step 5: Solve for x
x = 21,723,285,114,714.93/7,359,033.91 - Step 6: Final answer
x = 2,951,920.78
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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.