Finding the Fourth Proportional to 68,368,861.09, 102,569,606.58 and 22,310,815.81
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Solution
The fourth proportional to 68,368,861.09, 102,569,606.58 and 22,310,815.81 is: 33,471,547.77
Step by Step Solution
- Step 1: Write the proportion equation
68,368,861.09 : 102,569,606.58 = 22,310,815.81 : x - Step 2: Convert to fraction form
68,368,861.09/102,569,606.58 = 22,310,815.81/x - Step 3: Cross multiply
68,368,861.09x = 102,569,606.58 × 22,310,815.81 - Step 4: Simplify right side
68,368,861.09x = 2,288,411,600,036,495 - Step 5: Solve for x
x = 2,288,411,600,036,495/68,368,861.09 - Step 6: Final answer
x = 33,471,547.77
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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.