Finding the Fourth Proportional to 42,442,950.29, 63,664,345.97 and 13,299,020.40
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Solution
The fourth proportional to 42,442,950.29, 63,664,345.97 and 13,299,020.40 is: 19,948,505.70
Step by Step Solution
- Step 1: Write the proportion equation
42,442,950.29 : 63,664,345.97 = 13,299,020.40 : x - Step 2: Convert to fraction form
42,442,950.29/63,664,345.97 = 13,299,020.40/x - Step 3: Cross multiply
42,442,950.29x = 63,664,345.97 × 13,299,020.40 - Step 4: Simplify right side
42,442,950.29x = 846,673,435,840,935.38 - Step 5: Solve for x
x = 846,673,435,840,935.38/42,442,950.29 - Step 6: Final answer
x = 19,948,505.70
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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.