Finding the Fourth Proportional to 14,413,288.26, 19,889,462.61 and 8,217,468.66
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Solution
The fourth proportional to 14,413,288.26, 19,889,462.61 and 8,217,468.66 is: 11,339,607.78
Step by Step Solution
- Step 1: Write the proportion equation
14,413,288.26 : 19,889,462.61 = 8,217,468.66 : x - Step 2: Convert to fraction form
14,413,288.26/19,889,462.61 = 8,217,468.66/x - Step 3: Cross multiply
14,413,288.26x = 19,889,462.61 × 8,217,468.66 - Step 4: Simplify right side
14,413,288.26x = 163,441,035,661,916.81 - Step 5: Solve for x
x = 163,441,035,661,916.81/14,413,288.26 - Step 6: Final answer
x = 11,339,607.78
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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.